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(B) Let f(x)={:{(x^(2)|"cos"pi/x|","x!=0...

(B) Let `f(x)={:{(x^(2)|"cos"pi/x|","x!=0),(" 0 ,"x=0):}x inR`, then f is :

A

differentiable both at `x=0` and at `x=2`

B

differentiable at `x=0` but not differebtible at `x=2`

C

not - differentiable at `x=0` but diffentiable at `x=2`

D

differentiable at neither at `x=0` nor at `x=2`.

Text Solution

Verified by Experts

The correct Answer is:
B
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