## Algebra 1

Published by Prentice Hall

# Chapter 8 - Polynomials and Factoring - 8-5 Factoring X(squared) + bx + c - Practice and Problem-Solving Exercises - Page 504: 35

#### Answer

(r + 10s)(r + 9s)

#### Work Step by Step

$r^{2}$ + 10 rs + 9 rs + $90s^{2}$ Find the GCD of the first two and the GDC of the last two terms. r(r + 10s) +9s(r + 10s) We take (r + 10s) and factor it out which gives us. (r + 10s)(r + 9s)

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