Answer
$(9y)^{2}$
Work Step by Step
$81y^{2}$
$=9(9)(y)(y)$
$=(9y)^{2}$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Section 5.7 - Factoring by Special Products - Vocabulary, Readiness & Video Check - Page 309: 1
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