Precalculus (6th Edition)

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: 58

Answer

$\pm 6$

Work Step by Step

$\log _{3}\left( x^{2}-g\right) =3\Rightarrow x^{2}-g=3^{3}\Rightarrow x^{2}=3^{3}+9=36\Rightarrow x=\pm \sqrt {36}=\pm 6$
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