Find all the zeros o f the polynomial x^3 + 3x^2 -4x - 12 ,if one of its zeros is -3

Find all the zeros o f the polynomial x^3 + 3x^2 -4x - 12 ,if one of i

1.	Find all the zeros o f the polynomial x^3 + 3x^2 -4x - 12 ,if one of its zeros is -3
Answer» Other zeros are -2&2