Respuesta :

3 and 4 is the answer for this
factor
set to zero
0=x³-x²-12x
undistribute x
0=x(x²-x-12)
factor
0=x(x-4)(x+3)
set to zero
x=0

x-4=0
x=4

x+3=0
x=-3


x=4, -3,0