Giải hệ phương trình:
$\left\{\begin{matrix}
x+\frac{x^{3}}{x+1}=(y+2)\sqrt{(x+1)(y+1)} & \\
x\sqrt{y+1}-2x+\sqrt{x+1}=0 &
\end{matrix}\right.$
$ x\sqrt{y+1}-2x+\sqrt{x+1}=0$
Started By pcfamily, 22-02-2016 - 13:01
#1
Posted 22-02-2016 - 13:01
#2
Posted 22-02-2016 - 13:59
Giải hệ phương trình:
$\left\{\begin{matrix}
x+\frac{x^{3}}{x+1}=(y+2)\sqrt{(x+1)(y+1)} & \\
x\sqrt{y+1}-2x+\sqrt{x+1}=0 &
\end{matrix}\right.$
Đây...
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