Question

Without actual long division determine whether (x + 3 ) is a factor of q(x ) = x 3 + 2x2 - 5x - 6

Answer 1

Answer:

x+3 is a factor

Step-by-step explanation:

x+3=0

x=-3

x^3+2x^2-5x-6

(-3)^3 +2(-3)^2-5(-3)-6

-27+18+15-6

0