Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 6 - Factoring, Solving Equations, and Problem Solving - 6.5 - Factoring, Solving Equations, and Problem Solving - Problem Set 6.5 - Page 269: 21

Answer

$8(x^{2}+9)$

Work Step by Step

Since $8$ is common to both the terms of the equation, we take it out as a common factor: $8x^{2}+72$ =$8(x^{2}+9)$
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