Big Ideas Math - Algebra 1, A Common Core Curriculum

Published by Big Ideas Learning LLC
ISBN 10: 978-1-60840-838-2
ISBN 13: 978-1-60840-838-2

Chapter 7 - Polynomial Equations and Factoring - 7.4 - Solving Polynomial Equations in Factored Form - Exercises - Page 381: 25

Answer

$5z(z+9)$.

Work Step by Step

The given expression is $=5z^2+45z$ The GCF of $5$ and $45$ is $5$. The GCF of $z^2$ and $z$ is $z$. So, the greatest common monomial factor of the terms is $5z$. Hence, the factor form is $5z(z+9)$.
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