Algebra: A Combined Approach (4th Edition)

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

Chapter 6 - Section 6.5 - Factoring by Special Products - Exercise Set - Page 447: 20

Answer

$(2xy-7)^{2}$

Work Step by Step

4$x^{2}$$y^{2}$-28xy+49=$(2xy)^{2}$-2(2xy)7+$7^{2}$=$(2xy-7)^{2}$
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