Question

Factor completely. x^2−5x−36 Enter your answer in the box.

Answer 1

We can factor this using the AC method.

We can split the middle term using the factors 4 and -9

x^2 + 4x - 9x - 36

Factor by grouping.

x(x + 4) - 9(x + 4)

(x - 9)(x + 4) are the factors of this polynomial.