Problem

Let $ f(x) = \log_b (3x^2 - 2). $ For what value …

01:11

Problem 37 Easy Difficulty

Let $ f(x) = cx + \ln(\cos x). $ For what value of $ c $ is $ f'(\pi/4) = 6? $

Name: let fx cx lncos x for what value of c is fpi4 6
Uploaded: 2019-12-05
Duration: 54 s
Channel: Numerade
Description: Let $ f(x) = cx + \ln(\cos x). $ For what value of $ c $ is $ f'(\pi/4) = 6? $

Answer

c=7

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Video Transcript

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Topics

Derivatives

Differentiation

Calculus: Early Transcendentals

Chapter 3

Differentiation Rules

Section 6

Derivatives of Logarithmic Functions