Answer
$4x^{2}$
Work Step by Step
$10^{x}$ and $\log x $ are inverse functions, meaning that
$ 10^{\log(x)}=x\qquad $ and $\qquad \log(10^{x})=x $
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Thus, $10^{\log(4x^{2})}=4x^{2}$
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 3 - Review Exercises - Page 512: 46
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