Answer
$f(-2)=\frac{2}{3}$
Work Step by Step
Using a value of $x=-2$ yields a function value of $$f(-2)=\frac{-2}{1-(-2)^2}=\frac{-2}{1-4}=\frac{-2}{-3}=\frac{2}{3}$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 2 - Functions - Review Exercises and Problems for Chapter Two - Page 109: 8
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