f(x) = {{:((|x|)/(x)",",x ne 0),(0",",x ...

`f(x) = {{:((|x|)/(x)",",x ne 0),(0",",x = 0):}`

A

f(x) is discontinous everywhere

B

f(x) is continous everywhere

C

f'(x) exists in (-1,1)

D

f'(x) exists in (-2,2)

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The correct Answer is:

B

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