Question

explain how to factor 4x^2-4x-48, explain how your factors could be check accuracy?

Answer 1

4(x-4)(x+3)

Answer 2

step 1: factor out a 4
4(x^2 - x - 12)
step 2: find factors of neg. 12 that add up to neg. 1
-4*3 = -12
-4+3 = -1
step 3: put in factor form
4(x-4)(x+3)