Answer
-32
Work Step by Step
$f^{\prime}(x)=4x^{3}\ \ \ \ ($by the Power rule$)$
the slope of the tangent at x=$-2$
$=f^{\prime}(-2)=4(-2)^{3}=4(-8)=-32$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 11 - Section 11.1 - Derivatives of Powers, Sums, and Constant Multiples - Exercises - Page 795: 54
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