Given f(x) = ax³ + bx. Find b so that f has a relative extremum value at (2,-1). (a.) (b.) - 3/4 3 NI5 3 (d.) - 1/12

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Functions
Section8.2: Linear Functions And Applications
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Given f(x) = ax³ + bx. Find b so that f has a relative extremum value
at (2,-1).
(a.)
N
(b.) - 3/4
(c.) //
(d.)
3/2
Transcribed Image Text:Given f(x) = ax³ + bx. Find b so that f has a relative extremum value at (2,-1). (a.) N (b.) - 3/4 (c.) // (d.) 3/2
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