9-4

=**Factoring trinomials of Type x^2 + bx + c **=

Factors of c that add up to b EX: x^2 + 7x + 12 Factors of C Sum of Factors 1,12 13 2,6 8 3,4 7

You want the factors to add up to seven. Now that you have found that 3,4 adds up to 7 you put them like this (x+3) (x+4)

[|Factoring trinomials]