## Precalculus (6th Edition)

Published by Pearson

# Chapter R - Review of Basic Concepts - Chapter R Test Prep - Review Exercises - Page 83: 64

#### Answer

$\color{blue}{z(-9z^2+7z+1)}$

#### Work Step by Step

Each term has the variable $z$. The lowest exponent of $x$ is $1$. Thus, the GCF is $z^1$ or $z$. Factor out $z$ to obtain: $=z(7z-9z^2+1) \\=\color{blue}{z(-9z^2+7z+1)}$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.