Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 8 - Polynomials and Factoring - 8-7 Factoring Special Cases - Practice and Problem-Solving Exercises - Page 527: 36



Work Step by Step

$2h^{2}-2=$ ...factor out the GCF, $2$. $=2(h^{2}-1)$ ...write the difference as $a^{2}-b^{2}$. $=2(h^{2}-1^{2})$ ...factor using the rule for a difference of two squares. $=2(h+1)(h-1)$
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