Answer
9$n^{2}$ + 30nm + 25$m^{2}$
Work Step by Step
$( 3n + 5m )^{2}$ binomal squared
$( 3n )^{2}$ + 2 ( 3n ) ( 5m ) + $( 5m )^{2}$
9$n^{2}$ + 30nm + 25$m^{2}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Section 5.6 - Special Products - Exercise Set - Page 387: 36
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