Question

f(x)= 2x^3+3x^4 помогите

Answer 1

$f(x)=2x^3+3x^4\0=2x^3+3x^4\\0=2x^3+3x^4\2x^3+3x^4=0\x^3(2+3x)=0\x^3=0-->x=0\2+3x=0-->x=-frac{2}{3}\\x_{1}=-frac{2}{3};;;;;;x_{2} =0$