1 - cos x 41. y = 1 + cos x

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 40E
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 Calculating derivatives Find the derivative of the following
functions.

1 - cos x
41. y =
1 + cos x
Transcribed Image Text:1 - cos x 41. y = 1 + cos x
Expert Solution
Step 1

to find the derivative we will use the quotient rule which says 

Calculus homework question answer, step 1, image 1

here v = 1+cos x and u = 1-cos x 

dvdx=-sinx and dudx=sinx

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