Answer
$9$
Work Step by Step
$\sqrt{27} \cdot \sqrt{3}
\\=\sqrt{9(3)} \cdot \sqrt{3}
\\=3\sqrt{3} \cdot \sqrt{3}
\\=3 \cdot 3
\\=9$
Calculus with Applications (10th Edition)
by Lial, Margaret L.; Greenwell, Raymond N.; Ritchey, Nathan P.
Published by
Pearson
ISBN 10:
0321749006
ISBN 13:
978-0-32174-900-0
Chapter R - Algebra Reference - R.7 Radicals - R.7 Exercises - Page R-28: 7
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