Question

Factor this polynomial completely.

x²- 64

A. (x+8)(x-8)
B. (x+64)(x-64)
C. (x-8)(x-8)
D. (x-64)(x-64)​

Answer 1

B. (x+64)(x-64)

Explanation:

x²- 64 = (x) ² - (8) ² =

(x+64)(x-64)

Answer 2

Answer is A. (x+8)(x-8)
Hope this helps