giải hpt
$\left\{\begin{matrix} x^{2} +xy -3x +y =3 \\ x^{4} +x^2y -5x^2 +y^2 =0 \end{matrix}\right.$
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Edited by hoctrocuanewton, 14-06-2014 - 23:19.
$\left\{\begin{matrix} x^{2} +xy -3x +y =3 \\ x^{4} +x^2y -5x^2 +y^2 =0 \end{matrix}\right.$
Started By dauhoctoanoc, 14-06-2014 - 23:01
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