Home › CBSE Class 12 (Commerce) › Mathematics › Continuity and Differentiability › If y = e^(cos x), find y'.
If y = e^(cos x), find y'.
Ae^(cos x) alone
Be^(cos x) cos x
C-e^(sin x) sin x
D-sin x e^(cos x)
Answer & Solution
Correct answer: D. -sin x e^(cos x)
The exponential is unchanged and the inner derivative of cos x is -sin x.
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