Answer
$(g \circ f)(x)=9x^2-1$
Work Step by Step
Recall:
$(g \circ f)(x)=g\left(f(x)\right)$
Use the rule/definition above to obtain:
\begin{align*}
(g \circ f)(x) &=g\left(f(x)\right)\\
&=(3x)^2-1\\
&=9x^2-1
\end{align*}
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 7 - Exponential and Logarithmic Functions - 7-5 Exponential and Logarithmic Equations - Practice and Problem-Solving Exercises - Page 476: 94
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