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: 21

Answer

$2\sqrt 10$

Work Step by Step

Step 1: $\sqrt 40$ Step 2: $\sqrt (4\times10)$ Step 3: $\sqrt 4\sqrt 10$ Step 4: $2\sqrt 10$
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