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: 34



Work Step by Step

$(4s-2y)^{2}$ Apply the formula for squaring a binomial, which is $(a-b)^{2}=a^{2}-2ab+b^{2}$ Here, $a=4s$ and $b=2y$ $(4s-2y)^{2}=(4s)^{2}-2(4s)(2y)+(2y)^{2}=16s^{2}-16sy+4y^{2}$
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