Question

Factor completely x2 - 4x - 12

A. Prime
B. (x - 2)(x - 6)
C. (x + 2)(x - 5)
D. (x - 2)(x + 6)

can you explain how to do it? ​

Answer 1

(x-6)(x+2) D

Explanation:

first you need to see which two numbers add up to -4 and multiply to -12 which is -6 and 2