TRẦN NGỌC KHÁNH NHƯ: C2

Hiển thị các bài đăng có nhãn C2. Hiển thị tất cả bài đăng

Bài 1. Số nguyên âm và tập hợp các số nguyên

Giải bài 1 trang 46 Sách bài tập Toán 6 - Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiSố nguyên nào thích hợp để mô tả mỗi tình huống sau:a) Thưởng 10 điểm trong một cuộc thi đấub) Bớt 4 điểm vi phạm luậtc) Nhiệt độ ngăn đá tủ là 5 độ dưới <mrow class="MJX-TeXAtom-ORD"><msup><mn>0</mn><mi>o</mi></msup></mrow><mi>C</mi></math>" id="MathJax-Element-1-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0">0<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow class="MJX-TeXAtom-ORD"><msup><mn>0</mn><mi>�</mi></msup></mrow><mi>�</mi></math>.d) Rút 3 000 000 đồng từ thẻ ATMe) Đỉnh núi Fansipan (Phan-xi-păng) cao 3143m so với mực nước biển.<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Xem xét tình huống lựa chọn dấu - hoặc + phù hợp.</div></div>Lời giải chi tiếta) +10 hoặc 10b) -4c) -5d) -3 000 000e) +3143  hoặc 3143.</div></div>Giải bài 2 trang 47 sách bài tập Toán 6 - Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiCho trục số:<img src="https://img.loigiaihay.com/picture/2022/1102/capture_10.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 500px; padding: 0px; width: 500px;" />Hãy ghi số nguyên thích hợp vào vị trí trên trục số trong mỗi trường hợp sau:a) Điểm nằm cách điểm a năm đơn vị về bên phải.b) Điểm nằm cách điểm b bảy đơn vị về bên trái.c) Điểm nằm cách điểm c mười đơn vị về bên phải.d) Điểm nằm cách điểm a hai đơn vị về bên trái.<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Bước 1: Xác định điểm đó biểu diễn số nàoBước 2: Biểu diễn chúng trên trục số</div></div>Lời giải chi tiếta) Điểm 2;b) Điểm -2;c) Điểm 3;d) Điểm -5;<img src="https://img.loigiaihay.com/picture/2022/1102/capture_11.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 500px; padding: 0px; width: 500px;" /></div></div>Giải bài 3 trang 47 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiHãy vẽ một trục số, trên đó vẽ những điểm nằm cách điểm nằm cách điểm 0 năm đơn vị. Những điểm này biểu diễn các số nguyên nào?<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAGCAYAAAD68A/GAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAA2ZpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8+IDx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iIHg6eG1wdGs9IkFkb2JlIFhNUCBDb3JlIDUuMy1jMDExIDY2LjE0NTY2MSwgMjAxMi8wMi8wNi0xNDo1NjoyNyAgICAgICAgIj4gPHJkZjpSREYgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIj4gPHJkZjpEZXNjcmlwdGlvbiByZGY6YWJvdXQ9IiIgeG1sbnM6eG1wTU09Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC9tbS8iIHhtbG5zOnN0UmVmPSJodHRwOi8vbnMuYWRvYmUuY29tL3hhcC8xLjAvc1R5cGUvUmVzb3VyY2VSZWYjIiB4bWxuczp4bXA9Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC8iIHhtcE1NOk9yaWdpbmFsRG9jdW1lbnRJRD0ieG1wLmRpZDoxM0UzREU1OEVDMzZFODExQkQ5N0VEMEYzMTQyQzg0NSIgeG1wTU06RG9jdW1lbnRJRD0ieG1wLmRpZDo5NTFEMTQyQTM3QUExMUU4OTg2OUQ0MzRDMEZGNkVBQiIgeG1wTU06SW5zdGFuY2VJRD0ieG1wLmlpZDo5NTFEMTQyOTM3QUExMUU4OTg2OUQ0MzRDMEZGNkVBQiIgeG1wOkNyZWF0b3JUb29sPSJBZG9iZSBQaG90b3Nob3AgQ1M2IChXaW5kb3dzKSI+IDx4bXBNTTpEZXJpdmVkRnJvbSBzdFJlZjppbnN0YW5jZUlEPSJ4bXAuaWlkOjEzRTNERTU4RUMzNkU4MTFCRDk3RUQwRjMxNDJDODQ1IiBzdFJlZjpkb2N1bWVudElEPSJ4bXAuZGlkOjEzRTNERTU4RUMzNkU4MTFCRDk3RUQwRjMxNDJDODQ1Ii8+IDwvcmRmOkRlc2NyaXB0aW9uPiA8L3JkZjpSREY+IDwveDp4bXBtZXRhPiA8P3hwYWNrZXQgZW5kPSJyIj8+eFCcKwAAAHdJREFUeNpiDA0NvcXAwDAbiLsZsINSIE5lAhIbgbgLiLOxKMqGym1iARJlQCwAxJOB+AsQL4QqioeKzQWZClL4H4gzgJgbKvgVqhDEXgnE6SA1LFDBv1ATQIqXQsW2QsVAcgwsSO75DcShIPdA+WFA/AsmCRBgAO7AGQt+AUtuAAAAAElFTkSuQmCC" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Bước 1: Vẽ trục số, chia đơn vịBước 2: Xác định điểm nằm cách điểm 0 năm đơn vị.</div></div>Lời giải chi tiết<img height="88" src="https://img.loigiaihay.com/picture/2022/1102/capture_8.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px;" width="519" />Các điểm nằm cách điểm 0 năm đơn vị là: 5 và -5</div></div>Giải bài 4 trang 47 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiCác phát biểu sau đúng hay sai?a) <mn>6</mn><mspace width="thickmathspace" /><mo>&#x2208;</mo><mspace width="thickmathspace" /><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">N</mi></mrow></math>" id="MathJax-Element-1-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0">6∈N<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>6</mn><mspace width="thickmathspace"></mspace><mo>∈</mo><mspace width="thickmathspace"></mspace><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow></math>b) <mo>&#x2212;</mo><mn>5</mn><mspace width="thickmathspace" /><mo>&#x2208;</mo><mspace width="thickmathspace" /><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">N</mi></mrow></math>" id="MathJax-Element-2-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−5∈N<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>−</mo><mn>5</mn><mspace width="thickmathspace"></mspace><mo>∈</mo><mspace width="thickmathspace"></mspace><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow></math>c) <mo>&#x2212;</mo><mn>1</mn><mspace width="thickmathspace" /><mo>&#x2208;</mo><mspace width="thickmathspace" /><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow></math>" id="MathJax-Element-3-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−1∈Z<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>−</mo><mn>1</mn><mspace width="thickmathspace"></mspace><mo>∈</mo><mspace width="thickmathspace"></mspace><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow></math>d) <mo>+</mo><mn>7</mn><mspace width="thickmathspace" /><mo>&#x2208;</mo><mspace width="thickmathspace" /><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow></math>" id="MathJax-Element-4-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">+7∈Z<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>+</mo><mn>7</mn><mspace width="thickmathspace"></mspace><mo>∈</mo><mspace width="thickmathspace"></mspace><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow></math>e) <mn>0</mn><mspace width="thickmathspace" /><mo>&#x2208;</mo><mspace width="thickmathspace" /><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow></math>" id="MathJax-Element-5-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0">0∈Z<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>0</mn><mspace width="thickmathspace"></mspace><mo>∈</mo><mspace width="thickmathspace"></mspace><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow></math><div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Nhớ lại về tập số  tự nhiên và tập số nguyên, cách phân biệt chúng.</div></div>Lời giải chi tiếta) Đúngb) Sai vì -5 là số nguyên, không phải số tự nhiênc) Đúngd) Đúnge) Đúng</div></div> Giải bài 5 trang 47 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiVẽ một đoạn của trục số từ -10 đến 10. Biểu diễn trên đó các số nguyên sau đây:+4; -5; 0; -8; 2; -1; 7; 9; -9<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Vẽ trục số từ -10 đến 10, xác định các điểm cần vẽ.</div></div>Lời giải chi tiết<img src="https://img.loigiaihay.com/picture/2022/1102/capture_7.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 700px; padding: 0px; width: 700px;" /></div></div>Giải bài 6 trang 47 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiTìm số đối của các số nguyên sau: -16; 10; 4; -4; 0; -100; 2021Lời giải chi tiết16 là số đối của -16;-10 là số đối của 10-4 là số đối của 44 là số đối của -40 là số đối của chính nó100 là số đối của  -100-2021 là số đối của 2021<div> </div><div style="line-height: 26px; margin: 0px; padding: 0px;"></div></div><ins class="982a9496" data-key="8c1a76b9ab4d8e1356920626d3ae545d" style="margin: 0px; padding: 0px;"></ins></div> Giải bài 7 trang 47 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiCác điểm A, B, C, D trên trục số ở hình dưới đây biểu diễn các số nguyên nào? Tìm số đối của các số nguyên đó.<img src="https://img.loigiaihay.com/picture/2022/1102/capture_4.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 700px; padding: 0px; width: 700px;" /><div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Bước 1: Xác định các điểm A, B, C, D dựa vào khoảng cách giữa chúng với điểm 0, năm bên trái hay bên phải điểm 0.Bước 2: Suy ra các số đối.</div></div>Lời giải chi tiếtĐiểm A cách điểm 0 năm đơn vị về bên trái, nên A là điểm -5.Điểm B cách điểm 0 chín đơn vị về bên phải, nên B là điểm 9.Điểm C cách điểm 0 ba đơn vị về bên phải, nên C là điểm 3.Điểm D cách điểm 0 tám đơn vị về bên trái, nên D là điểm -8.<img src="https://img.loigiaihay.com/picture/2022/1102/capture_5.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 700px; padding: 0px; width: 700px;" />5 là số đối của -5-9 là số đối của 9-3 là số đối của 38 là số đối của -8</div></div>

Bài 1. Số nguyên âm và tập hợp các số nguyên

Giải bài 1 trang 46 Sách bài tập Toán 6 - Chân trời sáng tạo Đề bài Số nguyên nào thích hợp để mô tả mỗi tình huống sau: a) Thưởng 10 điểm...

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Bài 2. Thứ tự trong tập hợp số nguyên

Giải bài 1 trang 48 sách bài tập Toán 6 - Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiSo sánh các cặp số sau:a) 16 và 25;b) -15 và 0;c) -36 và 3;d) -28 và -56;e) 13 và -100;g) -72 và -45.<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Tưởng tượng 2 số cần so sánh trên trục số, số nằm bên phải là số lớn hơn.</div></div>Lời giải chi tiếta) 16 < 25;b) -15 < 0;c) -36 < 3;d) -28 > -56;e) 13 > -100;g) -72 < -45.</div></div>Giải bài 2 trang 48 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiSắp xếp các số nguyên sau theo thứ tự tăng dần và ghi chúng lên một trục số:6; 0; 5; -5; 1; -1; 3; -3; -6.<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAGCAYAAAD68A/GAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAA2ZpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8+IDx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iIHg6eG1wdGs9IkFkb2JlIFhNUCBDb3JlIDUuMy1jMDExIDY2LjE0NTY2MSwgMjAxMi8wMi8wNi0xNDo1NjoyNyAgICAgICAgIj4gPHJkZjpSREYgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIj4gPHJkZjpEZXNjcmlwdGlvbiByZGY6YWJvdXQ9IiIgeG1sbnM6eG1wTU09Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC9tbS8iIHhtbG5zOnN0UmVmPSJodHRwOi8vbnMuYWRvYmUuY29tL3hhcC8xLjAvc1R5cGUvUmVzb3VyY2VSZWYjIiB4bWxuczp4bXA9Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC8iIHhtcE1NOk9yaWdpbmFsRG9jdW1lbnRJRD0ieG1wLmRpZDoxM0UzREU1OEVDMzZFODExQkQ5N0VEMEYzMTQyQzg0NSIgeG1wTU06RG9jdW1lbnRJRD0ieG1wLmRpZDo5NTFEMTQyQTM3QUExMUU4OTg2OUQ0MzRDMEZGNkVBQiIgeG1wTU06SW5zdGFuY2VJRD0ieG1wLmlpZDo5NTFEMTQyOTM3QUExMUU4OTg2OUQ0MzRDMEZGNkVBQiIgeG1wOkNyZWF0b3JUb29sPSJBZG9iZSBQaG90b3Nob3AgQ1M2IChXaW5kb3dzKSI+IDx4bXBNTTpEZXJpdmVkRnJvbSBzdFJlZjppbnN0YW5jZUlEPSJ4bXAuaWlkOjEzRTNERTU4RUMzNkU4MTFCRDk3RUQwRjMxNDJDODQ1IiBzdFJlZjpkb2N1bWVudElEPSJ4bXAuZGlkOjEzRTNERTU4RUMzNkU4MTFCRDk3RUQwRjMxNDJDODQ1Ii8+IDwvcmRmOkRlc2NyaXB0aW9uPiA8L3JkZjpSREY+IDwveDp4bXBtZXRhPiA8P3hwYWNrZXQgZW5kPSJyIj8+eFCcKwAAAHdJREFUeNpiDA0NvcXAwDAbiLsZsINSIE5lAhIbgbgLiLOxKMqGym1iARJlQCwAxJOB+AsQL4QqioeKzQWZClL4H4gzgJgbKvgVqhDEXgnE6SA1LFDBv1ATQIqXQsW2QsVAcgwsSO75DcShIPdA+WFA/AsmCRBgAO7AGQt+AUtuAAAAAElFTkSuQmCC" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;">Vẽ trục số, điền các điểm lên trục số. Các điểm từ trái qua phải trên trục số biểu diễn các số theo thứ tự tăng dần.</div></div>Lời giải chi tiết<img height="57" src="https://img.loigiaihay.com/picture/2022/1102/capture_3.PNG" style="height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px;" width="520" />Thứ tự tăng dần: -6; -5; -3; -1; 0; 2; 3; 5; 6.</div></div>Giải bài 3 trang 48 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiHãy liệt kê các phần tử của mỗi tập hợp sau:a) A = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>x</mi><mo>&#x2208;</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace" /><mo>&#x2212;</mo><mn>7</mn><mo>&lt;</mo><mi>x</mi><mo>&lt;</mo><mo>&#x2212;</mo><mn>2</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-1-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">x∈Z<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">|<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−7<<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">x<<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−2<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>�</mi><mo>∈</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace"></mspace><mo>−</mo><mn>7</mn><mo><</mo><mi>�</mi><mo><</mo><mo>−</mo><mn>2</mn></mrow><mo>}</mo></mrow></math>b) B = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>y</mi><mo>&#x2208;</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace" /><mo>&#x2212;</mo><mn>4</mn><mo>&lt;</mo><mi>y</mi><mo>&#x2264;</mo><mn>2</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-2-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0.006em 0.461em 0px; white-space: pre;">y∈Z<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">|<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−4<<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0.006em 0.461em 0px; white-space: pre;">y≤2<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>�</mi><mo>∈</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace"></mspace><mo>−</mo><mn>4</mn><mo><</mo><mi>�</mi><mo>≤</mo><mn>2</mn></mrow><mo>}</mo></mrow></math>c) C = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>a</mi><mo>&#x2208;</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace" /><mo>&#x2212;</mo><mn>6</mn><mo>&lt;</mo><mi>a</mi><mo>&lt;</mo><mn>0</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-3-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">a∈Z<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">|<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−6<<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">a<0<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>�</mi><mo>∈</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace"></mspace><mo>−</mo><mn>6</mn><mo><</mo><mi>�</mi><mo><</mo><mn>0</mn></mrow><mo>}</mo></mrow></math>d) D = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>b</mi><mo>&#x2208;</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">Z</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace" /><mo>&#x2212;</mo><mn>2</mn><mo>&#x2264;</mo><mi>b</mi><mo>&lt;</mo><mn>7</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-4-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0px 0.278em; white-space: pre;">b∈Z<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">|<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−2≤<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0px 0.278em; white-space: pre;">b<7<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mi>�</mi><mo>∈</mo><mrow class="MJX-TeXAtom-ORD"><mi mathvariant="double-struck">�</mi></mrow><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mspace width="thickmathspace"></mspace><mo>−</mo><mn>2</mn><mo>≤</mo><mi>�</mi><mo><</mo><mn>7</mn></mrow><mo>}</mo></mrow></math>Lời giải chi tiếta) A = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>&#x2212;</mo><mn>6</mn><mo>;</mo><mo>&#x2212;</mo><mn>5</mn><mo>;</mo><mo>&#x2212;</mo><mn>4</mn><mo>;</mo><mo>&#x2212;</mo><mn>3</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-5-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−6;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−5;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−4;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−3<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>−</mo><mn>6</mn><mo>;</mo><mo>−</mo><mn>5</mn><mo>;</mo><mo>−</mo><mn>4</mn><mo>;</mo><mo>−</mo><mn>3</mn></mrow><mo>}</mo></mrow></math>b) B = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>&#x2212;</mo><mn>3</mn><mo>;</mo><mo>&#x2212;</mo><mn>2</mn><mo>;</mo><mo>&#x2212;</mo><mn>1</mn><mo>;</mo><mn>0</mn><mo>;</mo><mn>1</mn><mo>;</mo><mn>2</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-6-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−3;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−2;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−1;0;1;2<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>−</mo><mn>3</mn><mo>;</mo><mo>−</mo><mn>2</mn><mo>;</mo><mo>−</mo><mn>1</mn><mo>;</mo><mn>0</mn><mo>;</mo><mn>1</mn><mo>;</mo><mn>2</mn></mrow><mo>}</mo></mrow></math>c) C = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>&#x2212;</mo><mn>5</mn><mo>;</mo><mo>&#x2212;</mo><mn>4</mn><mo>;</mo><mo>&#x2212;</mo><mn>3</mn><mo>;</mo><mo>&#x2212;</mo><mn>2</mn><mo>;</mo><mo>&#x2212;</mo><mn>1</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-7-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−5;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−4;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−3;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−2;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−1<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>−</mo><mn>5</mn><mo>;</mo><mo>−</mo><mn>4</mn><mo>;</mo><mo>−</mo><mn>3</mn><mo>;</mo><mo>−</mo><mn>2</mn><mo>;</mo><mo>−</mo><mn>1</mn></mrow><mo>}</mo></mrow></math>d) D = <mrow><mo>{</mo><mrow class="MJX-TeXAtom-ORD"><mo>&#x2212;</mo><mn>2</mn><mo>;</mo><mo>&#x2212;</mo><mn>1</mn><mo>;</mo><mn>0</mn><mo>;</mo><mn>1</mn><mo>;</mo><mn>2</mn><mo>;</mo><mn>3</mn><mo>;</mo><mn>4</mn><mo>;</mo><mn>5</mn><mo>;</mo><mn>6</mn></mrow><mo>}</mo></mrow></math>" id="MathJax-Element-8-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">{<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−2;<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.278em 0px 0.416em; white-space: pre;">−1;0;1;2;3;4;5;6<span class="mjx-char MJXc-TeX-main-R" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-main-R, MJXc-TeX-main-Rw; margin: 0px; padding: 0.461em 0px 0.599em; white-space: pre;">}</div></div>Giải bài 4 trang 49 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiNhiệt độ (<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-1-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>) cao nhất và thấp nhất trong một năm tại một số điểm ở Canada (Ca-na-đa) được cho bởi bảng sau:<table border="1" cellpadding="0" cellspacing="0" style="border-spacing: 0px; margin: 0px 0px 1.4em; padding: 0px; vertical-align: middle; width: 947.5px;"><tbody style="margin: 0px; padding: 0px;"><tr style="margin: 0px; padding: 0px;"><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Địa điểm</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Nhiệt độ cao nhất</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Nhiệt độ thấp nhất</td></tr><tr style="margin: 0px; padding: 0px;"><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Vancouver (Van-cu-vơ)</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">22<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-2-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">0<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-3-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td></tr><tr style="margin: 0px; padding: 0px;"><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Montreal (Môn-tê-an)</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">26<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-4-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">-4<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-5-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td></tr><tr style="margin: 0px; padding: 0px;"><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Toronto (Tô-rôn-tô)</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">28<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-6-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">-6<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-7-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td></tr><tr style="margin: 0px; padding: 0px;"><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Calgary (Can-ga-ry)</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">19<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-8-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">-11<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-9-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td></tr><tr style="margin: 0px; padding: 0px;"><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">Halifax (ha-li-phát)</td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">20<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-10-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td><td style="margin: 0px; padding: 5px; vertical-align: top;" valign="top" width="186">-8<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-11-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math></td></tr></tbody></table>Hãy sắp xếp nhiệt độ trong bảng trên theo thứ tự từ thấp đến cao.Lời giải chi tiếtTa có các nhiệt độ là:22<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-12-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>; 26<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-13-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>; 28<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-14-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>; 19<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-15-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>; 20<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-16-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>; 0; -4<msup><mi></mi><mi>o</mi></msup><mi>C</mi></math>" id="MathJax-Element-17-Frame" role="presentation" style="border: 0px; direction: ltr; display: inline-block; float: none; font-size: 21.78px; line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; 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line-height: 0; margin: 0px; max-height: none; max-width: none; min-height: 0px; min-width: 0px; overflow-wrap: normal; padding: 1px 0px; position: relative; text-align: left; white-space: nowrap; word-spacing: normal;" tabindex="0"><span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.232em 0px 0.278em; white-space: pre;">o<span class="mjx-char MJXc-TeX-math-I" style="box-sizing: content-box !important; display: block; font-family: MJXc-TeX-math-I, MJXc-TeX-math-Ix, MJXc-TeX-math-Iw; margin: 0px; padding: 0.461em 0.045em 0.278em 0px; white-space: pre;">C<span class="MJX_Assistive_MathML" role="presentation" style="border: 0px !important; clip: rect(1px, 1px, 1px, 1px); display: block !important; height: 1px !important; left: 0px; margin: 0px; overflow: hidden !important; padding: 1px 0px 0px !important; position: absolute !important; top: 0px; user-select: none; width: 1px !important;"><math xmlns="http://www.w3.org/1998/Math/MathML"><msup><mi></mi><mi>�</mi></msup><mi>�</mi></math>.</div></div>Giải bài 5 trang 49 sách bài tập Toán 6 – Chân trời sáng tạo<div class="detail_new" style="background-color: white; font-family: OpenSans, Tahoma, Helvetica, sans-serif; font-size: 16px; line-height: 26px; margin: 0px; padding: 0px 5px; word-break: break-word;"><div class="center bottom10" style="margin-bottom: 10px !important; margin-left: 0px; margin-right: 0px; margin-top: 0px; padding: 0px; text-align: center;"><ins class="982a9496" data-key="032300ccaf074f044010600ff650587e" style="margin: 0px; padding: 0px;"></ins></div><div class="post-toc" id="post-toc-container" style="margin: 0px; padding: 0px;"></div><div id="box-content" style="font-size: 18px; line-height: 26px; margin: 0px; padding: 0px; text-align: justify;">Đề bàiCho tập hợp A = {4;-3;7;-12}a) Viết tập hợp B bao gồm các phần tử của A và các số đối của chúng.b) Viết tập hợp C bao gồm các phần tử lớn hơn các phần tử của A một đơn vị.<div class="content_method_container" style="line-height: 26px; margin: 0px; padding: 10px 0px 2px;">Phương pháp giải - Xem chi tiết<img class="method-open-icon" id="method_colapse_icon" src="data:image/png;base64,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" style="float: right; height: auto; margin: 0px; max-height: 100%; max-width: 100%; padding: 0px; position: relative; top: 10px;" /><div class="content_method_content" style="border-bottom: 1px dashed rgb(234, 214, 126); border-image: initial; border-left: 1px dashed rgb(234, 214, 126); border-right: 1px dashed rgb(234, 214, 126); border-top: none; line-height: 26px; margin: 0px 0px 10px; padding: 10px 10px 5px;"> a) Liệt kê các phần tử của A cùng số đối của chúng. b) Liệt kê các số bên phải của các phần tử của A vào tập hợp C.</div></div>Lời giải chi tiếta) B = {4;-3;7;-12; -4; 3; -7; 12}b) C = {5; -2;8; -11}</div></div>

Bài 2. Thứ tự trong tập hợp số nguyên

Giải bài 1 trang 48 sách bài tập Toán 6 - Chân trời sáng tạo Đề bài So sánh các cặp số sau: a) 16 và 25; b) -15 và 0; c) -36 và 3; d) -28 ...

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