Answer
$5\sqrt 2+5$
Work Step by Step
$\frac{5}{\sqrt 2-1}$
Multiply the equation with $\frac{\sqrt 2+1}{\sqrt 2+1}$
$=\frac{5(\sqrt 2+1)}{2-1}$
$=5\sqrt 2+5$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 10 - Radical Expressions and Equations - 10-3 Operations With Radical Expressions - Practice and Problem-Solving Exercises - Page 629: 30
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