Answer
$$\frac{y}{9x^7z^7}$$
Work Step by Step
\begin{align}
(3x^{-4}yz^{-7})(3x)^{-3} & =(3x^{-4}yz^{-7})( 3^{-3}x^{-3}) \\ &= 3^{-2}x^{-7}yz^{-7} \\ &= \frac{y}{9x^7z^7}
\end{align}
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 - Section P.2 - Exponents and Scientific Notation - Exercise Set - Page 30: 110
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