Question

Factor the expression below.
25x2 - 36

Answer 1

(5x+6)(5x-6)

Explanation:

Answer 2

Explanation:

25x2 - 36 = 5²x² - 6² = (5x)² - 6²

= (5x - 6)(5x + 6)

Hint: a² - b² = (a + b)(a - b)