Question

For the polynomial p(x), p(-8)=0. Which of these must be a factor of p(x)?

A) 8
B) x+8
C) -8
D) x-8​

Answer 1

B

Explanation:

By the factor theorem if f(h) = 0 then (x - h) is a factor of f(x)

Here p(- 8) = 0, hence

(x + 8) is a factor of p(x) → B