Answer
$3x$
Work Step by Step
$\frac{\sqrt{72x^{3}}}{{\sqrt{8x}}}$
By the quotient rule for square roots
$=\sqrt{\frac{72x^{3}}{8x}}$
$=\sqrt{9x^{2}}$
$=3x$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.3 - Page 48: 28
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