Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 8 - Radical Functions - 8.2 Simplifying, Adding, and Subtracting Radicals - 8.2 Exercises - Page 633: 42

Answer

$13\sqrt {2a}$

Work Step by Step

$4\sqrt {2a}+9\sqrt {2a}=\sqrt {2a}\times(4+9)=\sqrt {2a}\times(13)=13\sqrt {2a}$
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