Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 7 - Review: 96

Answer

$x-6\sqrt{x}+9$

Work Step by Step

Using $(a+b)^2=a^2+2ab+b^2$ , the expression $ (\sqrt{x}-3)^2 $ simplifies to \begin{array}{l} (\sqrt{x})+2(\sqrt{x})(-3)+(-3)^2 \\= x-6\sqrt{x}+9 .\end{array}
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