Algebra: A Combined Approach (4th Edition)

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

Chapter 5 - Section 5.6 - Special Products - Exercise Set: 56

Answer

25$m^{2}$ - 16$n^{2}$

Work Step by Step

( 5m + 4n ) ( 5m - 4n) the sum and difference of the same two terms $(5m)^{2}$ - $(4n)^{2}$ 25$m^{2}$ - 16$n^{2}$
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