(2x−1)3−3(x+2)(x−3)=(3+2x)3−3x(x+1)
<=>\(8x^3-12x^2+6x-1-3x^2+3x+18=9+54x+36x^2+8x^3-3x^2-3x\)
<=>\(48x^2+42x-8=0\)
<=> \(x=\frac{-21\pm5\sqrt{33}}{48}\)
Tìm x: \(\left(x-2\right)^3+3\left(2x-3\right)^2=\left(3+x\right)^3-5\left(1+3x\right)^2-\left(x-1\right)\left(3-x\right)\)
Tìm x: \(\left(x-3\right)^3+2\left(2x-1\right)^2-2\left(x-1\right)=\left(2+x\right)^3-3\left(1+3x\right)^2\)
Tìm x: \(\frac{\left(x-3\right)^2}{3}-\frac{\left(2x+1\right)\left(1-3x\right)}{2}=\frac{x\left(x+2\right)}{3}-\left(1+x\right)^2\)
Tìm x: \(\frac{\left(2-3x\right)^2}{3}-\frac{\left(1+2x\right)^2}{2}=\frac{3}{4}-2\left(x-1\right)\left(x+2\right)+x\left(1+x\right)\)
Tìm x: \(\frac{\left(2x-1\right)^2}{3}-\frac{1}{2}\left(1+3x\right)^2=\frac{1}{3}\left(x-1\right)\left(2-3x\right)\)
Tìm x: \(\left(x-2\right)^3+2\left(1+2x\right)^2=\left(1+x\right)^3-3\left(x-2\right)^2-\left(x-1\right)\)
Tìm x: \(\left|x-5\right|+\frac{\left(x-1\right)\left(x-3\right)}{2}=\frac{\left(x+1\right)^2}{3}-\frac{\left(1-2x\right)^2}{4}\)
Tìm x : \(\frac{\left(2x+1\right)^2}{2}-\left|x+1\right|=\frac{\left(x-2\right)^2}{3}-3\left(x+4\right)\)
Tìm x: \(\left(2x+1\right)^2-3\left(2-x\right)^2+2\left(x-1\right)\left(x+2\right)=4-2\left(1-x\right)\)
