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4 tháng 6 2016

đề j ngu z

7 tháng 9 2019

a. Câu hỏi của Nhàn Nguyễn - Toán lớp 8 - Học toán với OnlineMath

 8(x+1/x)2+ 4(x2 + 1/x2)2- 4(x2 + 1/x2) + (x+1/x)2 =...
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8(x+1/x)2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax">+ 4(2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax"> + 1/2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax">)2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax">- 4(2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax"> + 1/2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax">) + (x+1/x)2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax"> = (x-4)2" role="presentation" style="background-color:rgb(252, 252, 255); border:0px; color:rgb(20, 20, 20); direction:ltr; display:inline; float:none; font-family:open sans,sans-serif; font-size:14.6667px; line-height:normal; margin:0px; max-height:none; max-width:none; min-height:0px; min-width:0px; overflow-wrap:normal; padding:0px; position:relative; white-space:nowrap" class="MathJax">

 

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19 tháng 9 2021

??? đăng j zdậy