3) Suppose that f(x) = cos x and dy dz Choose the best answer. Find • O-sin(x) O-3sin(3x) O-3sin(x) O 3cos(x)-3xsin(x) O3sin(3x) u 3x. Let y = = f(u).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 54E
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Question
3) Suppose that f (x) = cos x and
dy
dx
Find
.
O -sin(x)
Choose the best answer.
O -3sin(3x)
O -3sin(x)
O 3cos(x)-3xsin(x)
O 3sin(3x)
u = 3x. Let y = f(u).
Transcribed Image Text:3) Suppose that f (x) = cos x and dy dx Find . O -sin(x) Choose the best answer. O -3sin(3x) O -3sin(x) O 3cos(x)-3xsin(x) O 3sin(3x) u = 3x. Let y = f(u).
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