Algebra: A Combined Approach (4th Edition)

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

Chapter 10 - Review - Page 749: 153


$4x-20\sqrt x+25$

Work Step by Step

$(2\sqrt x-5)^{2}$ =$(2\sqrt x)^{2}+5^{2}-2(5)(2\sqrt x)$ =$4(x)+25-20\sqrt x$ =$4x+25-20\sqrt x$ =$4x-20\sqrt x+25$
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