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: 79


4$r^{2}$ -9$s^{2}$

Work Step by Step

(2r-3s)(2r+ 3s) the sum and difference of the same two terms $(2r)^{2}$ - $(3s)^{2}$ 4$r^{2}$ -9$s^{2}$
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