Question

K
Factor the trinomial.
b²-13b+40

Answer 1

Answer: (b-8)(b-5)

Explanation:

Find the multiple of 40 that adds up to -13 while being mutiplied by multiples of b^2

1*-5=-5

1*-8=-8

-8-5=13

-8*-5=40

(b-8)(b-5)