\(2x^2\left(x+5\right)-3x^2-15x=0\Leftrightarrow2x^2.\left(x+5\right)-3x\left(x+5\right)=0\)
\(\Leftrightarrow\left(x+5\right)\left(2x^2-3x\right)=0\)
\(\Leftrightarrow x\left(x+5\right)\left(2x-3\right)=0\)
\(\Leftrightarrow x=0\)hoặc \(x=-5\)hoặc \(x=\frac{3}{2}\)
tíck mình nha bn thanks nhìu <3