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$\left\{\begin{matrix} y^{3}+3y^{2}+y+4x^{2}-22x+21=(2x+1)\sqrt{2x-1} \\ 2x^{2}-11x+9=2y \end{matrix}\right.$
- tritanngo99 likes this
rainpoem47
#637832 $\left\{\begin{matrix} y^{3}+3y^...
Posted by
on 03-06-2016 - 16:44
#634850 $\left\{\begin{matrix} x^{3}-y^...
Posted by
on 22-05-2016 - 23:23
$\left\{\begin{matrix} x^{3}-y^{3}-6y^{2}+3x-15y=14 & & \\ \sqrt[3]{4x+2y+9}=xy^2+4x^2-10x+y-3 \end{matrix}\right.$
- githenhi512 likes this
#634269 $\left\{\begin{matrix} (1-y)\sqrt...
Posted by
on 20-05-2016 - 13:04
$\left\{\begin{matrix} (1-y)\sqrt{x-y}+x=2+(x-y-1)\sqrt{y} & & \\ 2y^2+4y+5x+1=(x-y+6)\sqrt{y(x^2+y+2)} \end{matrix}\right.$
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#632610 CM phương trình không có nghiệm âm $x^3-\frac{x}{2...
Posted by
on 12-05-2016 - 00:05
