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: 19

Answer

$7x$

Work Step by Step

Step 1: $\sqrt {49x^{2}}$ Step 2: $\sqrt {49}\times\sqrt {x^{2}}$ Step 3: $7\times x$ Step 4: $7x$
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