Answer
$11\sqrt 2$
Work Step by Step
$4\sqrt {50} - 3\sqrt {18}=20\sqrt 2-9\sqrt 2=(20-9)\sqrt 2=11\sqrt 2$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Test: 7
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