Question

Which of the following expressions divides evenly into the polynomial x2 + 2x - 24?

A. X-2
B. X-6
C. X + 2
D. x + 6
E. X + 4

Answer 1

B. X-6 and E. X + 4

Explanation:

B. X-6

(-6)^2 + 2(-6) - 24

36 - 12 - 24

36 - 36 = 0

E. X + 4

(4)^2 + 2(4) - 24

16 + 8 - 24

24 - 24 = 0