Chapter 5, Lesson 13


5-13.A factor trinomials of the form x2 + bx + c
Factor each trinomial.
a. g2 — 13g + 12 b. z2z — 56

5-13.B test factor pairs to find their sums
For each number, write the factor pair that has the indicated sum.
a.
72; factor sum = —1 b. —150; factor sum = 5