Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 6 - Section 6.1 - The Greatest Common Factor and Factoring by Grouping - Exercise Set: 50

Answer

$-5(3x^2-4)$

Work Step by Step

Factoring the negative $GCF= -5 ,$ the given expression, $ -15x^2+20 ,$ is equivalent to \begin{array}{l}\require{cancel} -5 \left( \dfrac{-15x^2}{-5}+\dfrac{20}{-5} \right) \\\\= -5(3x^2-4) .\end{array}
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