Answer
$6\sqrt {mn}$
Work Step by Step
Step 1: $\sqrt {3m}\times\sqrt {12n}$
Step 2: $\sqrt {3m\times12n}$
Step 3: $\sqrt {36mn}$
Step 4: $\sqrt {36}\times\sqrt {mn}$
Step 5: $6\times\sqrt {mn}$
Step 6: $6\sqrt {mn}$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
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 - Page 642: 7
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