## Algebra 1: Common Core (15th Edition)

Published by Prentice Hall

# Chapter 8 - Polynomials and Factoring - 8-5 Factoring x2+bx+c - Practice and Problem-Solving Exercises - Page 517: 50

(g-3)(g-15)

#### Work Step by Step

You are given $g^{2}$-18g+45. Factor it out: $g^{2}$-15g-3g+45 -break out the b value- ($g^{2}$-15g)+(-3g+45) -group the first two and last two terms- g(g-15)-3(g-15) -Find the GCF of each grouping- (g-3)(g-15) -factor out the common term- =(g-3)(g-15)

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