Question

Factor completely
3x^2-8x-3

Answer 1

(3x + 1) (x - 3)

Explanation:

3x² - 8x - 3.

need two numbers that add up to -8, but that multiply together to get -3.

(3x + 1) (x - 3) = 3x² - 3(3x) + x - 3 = 3x² - 9x + x - 3 = 3x² - 8x - 3