Question

Determine the factors of x2 − 9x + 20.

(x + 4)(x + 5)

(x − 4)(x − 5)

(x + 2)(x + 10)

(x − 2)(x − 10)

Answer 1

You think you could do this one on your own using FOIL?

Answer 2

sorry i still dont get it

Answer 3

Well it's a +/-, meaning that there has to be a -/- somewhere

Answer 4

still dont get

Answer 5

....
@skullpatrol Can you teach her...

Answer 6

ok harlie it's obvious that you don't get the normal way to do ti but try to understand how to do it with foil:

Answer 7

you grab the answers that they give you and multiply them like this: