Question

Which expression is the factored equivalent of x2 - 16? A. (x + 1)(x - 16) B. (x - 4)(x + 4) C. (x - 4)2 D. (x + 2)(x - 8)

Answer 1

b is the answer..hope this helps!!

Answer 2

B

Explanation:

x^2-16 ⇒ x^2-4^2 ⇒ B=4 ⇒ (x-4)(x+4) which is B.