Answer
$16s^{2}-16sy+4y^{2}$
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 $b=2y$
$(4s-2y)^{2}=(4s)^{2}-2(4s)(2y)+(2y)^{2}=16s^{2}-16sy+4y^{2}$
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: 34
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