Question

Without actual long division determine whether (x - 4 ) is a factor of q(x ) = x 3 + 2x2 - 5x - 6

Answer 1

Answer:

hope it will help you:-)

Answer 2

q(4)=4^3+4-20-6

      64-22

      42

q(4) not equal to 0

(x-4) is not a factor.