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 - 8.3 Multiplying and Dividing Radicals - 8.3 Exercises: 84

Answer

$4x+6-4\sqrt {6x}$

Work Step by Step

Step 1: $(2\sqrt x-\sqrt 6)^{2}$ Step 2: $(2\sqrt x)^{2}+(\sqrt 6)^{2}-2(2\sqrt x)(\sqrt 6)$ Step 3: $4x+6-2(2)\sqrt {x\times6}$ Step 4: $4x+6-4\sqrt {6x}$
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