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emrys

emrys

Đăng ký: 07-01-2016
Offline Đăng nhập: 27-01-2016 - 23:27
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\[x^3-8x-1=2\sqrt{10-x^2}\]

19-01-2016 - 17:49

\[x^3-8x-1=2\sqrt{10-x^2}\]
 

\left\{\begin{matrix} x^2+y^2+2x^2y^2 & = & 4...

11-01-2016 - 17:34

\[\left\{\begin{matrix} x^2+y^2+2x^2y^2 & = & 4\sqrt{xy}\\ x^2y\sqrt{1+y^2}-\sqrt{1+x^2} &= & x^2y-x \end{matrix}\right.\]
 

\[\sqrt[3]{x^2+3x+3} +\sqrt[3]{2x^2+3x+2}=6x^2+12x+8...

08-01-2016 - 23:02

\[\sqrt[3]{x^2+3x+3} +\sqrt[3]{2x^2+3x+2}=6x^2+12x+8\]