Question

Select the two binomials that are factors of this trinomial. x^2+3x-28

answer is: A. x-4 & D. x+7 ​

Answer 1

(x+7)(x-4)

Explanation:

(x^2-4x)+(7x-28)

=x(x-4)+7(x-4)

=(x+7)(x-4)