Question

Which of the following represents the factored form of f(x) = x3 − 64x?

Answer 1

x(x + 8)(x - 8)

Explanation:

Given

x³ - 64x ← factor out x from each term

= x(x² - 64) ← x² - 64 is a difference of squares

= x(x + 8)(x - 8) ← in factored form