Answer
$\dfrac{1}{4}$
Work Step by Step
Let $f(x)$ be the function.
Now, $f (-2)=3$
or, $k (2 -(-2)-(2)^3)=3$
or, $k(2+2+8)=3 \implies k =\dfrac{3}{12}$
Thus, $k=\dfrac{1}{4}$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.7 - Inverse Functions - 2.7 Exercises - Page 230: 97
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