Algebra: A Combined Approach (4th Edition)

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

Chapter 5 - Section 5.5 - Multiplying Polynomials - Exercise Set: 43

Answer

$4y^{2}-16y+16$

Work Step by Step

$(2y-4)^{2}=(2y-4)(2y-4)=2y(2y-4)-4(2y-4)=(2y)(2y)+(2y)(-4)-4(2y)-4(-4)=4y^{2}-8y-8y+16=4y^{2}-16y+16$
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