Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 6 - Section 6.5 - Factoring by Special Products - Exercise Set - Page 447: 21



Work Step by Step

$m^{3}$+18$m^{2}$+81m=m($m^{2}$+18m+81)= m($m^{2}$+2*m*9)+$9^{2}$)=m($(m+9)^{2}$
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