Question

Which of the binomials below is a factor of this trinomial? x^2 - 7x - 8

A. x - 4
B. x + 2
C. x + 4
D. x - 8

Answer 1

To factor that trinomial, you'll be looking for two values that multiply together to give -8 but add to give -7.

Answer 2

find 2 FACTORS of "8" that ADD UP to -7

Answer 3

or -8 that is

Answer 4

So it would be D @vinnv226

Answer 5

Yes. The other factor would be (x+1) since 1 times -8 gives -8, and 1 + -8 gives -7.

Answer 6

Thank you