Gimana caranya mengintegralkan dari x(x+4)^2 Plz i need it asap

f(x) = x(x+4)^2
= x (x^2 + 8x + 16)
= x^3 + 8x^2 + 16x

f'(x) = (1/4) x^4 + (8/3) x^3 + 8x^2 + c c = bilangan real