Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 10 - Radical Expressions and Equations - 10-3 Operations with Radial Expressions - Practice and Problem-Solving Exercises: 30

Answer

$5\sqrt{2}+5$

Work Step by Step

Multiply using the conjugate $\frac{5}{\sqrt{2}-1}\cdot \frac{\sqrt{2}+1}{\sqrt{2}+1}=\frac{5\sqrt{2}+5}{2-1}={5\sqrt{2}+5}$
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