Answer
$-\frac{1}{2}$
Work Step by Step
\begin{align*}
\lim _{x \rightarrow -2} \frac{4}{x^3}&=\frac{4}{(-2)^3}\\
&=-\frac{4}{8}\\
&=-\frac{1}{2}.
\end{align*}
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 2 - Limits - Chapter Review Exercises - Page 94: 13
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