If f(x)={{:(,(x log cos x)/(log(1+x^(2))...

If f(x)=`{{:(,(x log cos x)/(log(1+x^(2))),x ne 0),(,0,x=0):}` then

A

discontinous at zero

B

continous but not differentiable at zero

C

differentiable at zero

D

not continous and not differentiable at zero

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The correct Answer is:

C

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