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Let f(x) = |sin x|. Then...

Let f(x) = |sin x|. Then

A

A. f is every where differentiable

B

B. f is every where continuous but not differentiable at `x = n pi , n in Z`

C

C. f is every where continuous but not differentiable at `x = (2n+1) pi/2, n in Z`

D

D. none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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