Question

What is the factorization of the polynomial below 16x2-9

Answer 1

(4x - 3)(4x + 3)

Explanation:

16x² - 9 ← is a difference of squares and factors in general as

a² - b² = (a - b)(a + b) , then

16x² - 9

= (4x)² - 3²

= (4x - 3)(4x + 3)