Question

X^2 - 16 (Factoring)

Answer 1

(x - 4)(x + 4)

Explanation:

x² - 16 ← is a difference of squares and factors in general as

a² - b² = (a - b)(a + b) , then

x² - 16

= x² - 4²

= (x - 4)(x + 4)