Answer
$12$
Work Step by Step
Substitute $2$ to $x$ in $x^3+ x^2$ to obtain:
\begin{align*}
&=x^3+x^2\\\\
&=2^3+2^2\\\\
&=8+4\\\\
&=12
\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 - 7-3 Logarithmic Functions as Inverses - Practice and Problem-Solving Exercises - Page 458: 98
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