$\left\{\begin{matrix} \sqrt{y(x^{2}+3)+4}+x\sqrt{y+1}=1 & \\ x^{3}+x^{2}-x=\sqrt{y+1}& \end{matrix}\right.$
Edited by phamngochung9a, 09-02-2017 - 20:01.
Giải hệ $\left\{\begin{matrix} \sqrt{y(x^{2}+3)+4}+...=1 & \\ x^{3}+x^{2}-x=...& \end{matrix}\right.$
Started By hieu31320001, 09-02-2017 - 18:02
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Posted 09-02-2017 - 18:02
hieu31320001
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