Answer
$\pm 6$
Work Step by Step
$\log _{3}\left( x^{2}-g\right) =3\Rightarrow x^{2}-g=3^{3}\Rightarrow x^{2}=3^{3}+9=36\Rightarrow x=\pm \sqrt {36}=\pm 6$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 4 - Inverse, Exponential, and Logarithmic Functions - Chapter 4 Test Prep - Review Exercises - Page 492: 58
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