Tìm kiếm
Nam
2) $\left\{\begin{matrix} x^3 - y^3 = 35 \\ 2x^2+3y^2=4x-9y \end{matrix}\right.$
- PolarBear154 yêu thích
macdangdung
#285442 1) $\left\{\begin{matrix} x(y^3-x^3)=7 \\ x^4+x...
Gửi bởi
trong 27-11-2011 - 17:23
1) $\left\{\begin{matrix} x(y^3-x^3)=7 \\ x^4+x^3y+9y=y^3x+x^2y^2+9x \end{matrix}\right.$
2) $\left\{\begin{matrix} x^3 - y^3 = 35 \\ 2x^2+3y^2=4x-9y \end{matrix}\right.$
2) $\left\{\begin{matrix} x^3 - y^3 = 35 \\ 2x^2+3y^2=4x-9y \end{matrix}\right.$
