y = sin 3 x, find the | CGP Edu

Physics Vectors Basic Mathematics MCQ (Single Correct)

y = sin 3 x, find the

A

3 sin 2 x (cosx)

B

3 sin 3 x (cosx)

C

3 sin x (cos x) 2

D

sin x (cos x)

Text Solution

Verified by Experts

The correct answer is:

With u = sin x , y = u 3 ; = = 3u 2 cosx = 3 sin 2 x (cosx)

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