Algebra: A Combined Approach (4th Edition)

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

Chapter 10 - Section 10.5 - Integrated Review - Radicals and Rational Exponents: 34


$x+2-2\sqrt {x+1}$

Work Step by Step

$(\sqrt {x+1}-1)^{2}$ =$(\sqrt {x+1})^{2}+(1)^{2}-2(\sqrt {x+1})(1)$ =$(x+1)+1-2\sqrt {x+1}$ =$x+1+1-2\sqrt {x+1}$ =$x+2-2\sqrt {x+1}$
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