Giải hệ phương trình sau :
$\left\{\begin{matrix}a+c+\sqrt{b}=4 \\ \sqrt{ab}+bc=3 \\ a-b=1 \end{matrix}\right.$
Edited by Quoc Tuan Qbdh, 16-07-2015 - 01:13.
$\left\{\begin{matrix}a+c+\sqrt{b}=4\\\sqrt{ab}+bc=3\\a-b=1\end{matrix}\right.$
Started By Quoc Tuan Qbdh, 16-07-2015 - 01:05
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