Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Review Exercises: 49

Answer

$24\sqrt 2-8\sqrt 3$

Work Step by Step

$4\sqrt {72}-2\sqrt {48}=4\sqrt {36\times2}-2\sqrt {16\times3}=4\times6\sqrt 2-2\times4\sqrt 3=24\sqrt 2-8\sqrt 3$
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