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Discuss the differentiability of f(x) =[...

Discuss the differentiability of `f(x) =[x]+ sqrt({x})),` where [.] and {.} denote the greatest integer function and fractional part repectively .

A

contiunous but non-differentiable at x=1

B

differentiable at x=1

C

discontinuous at x=1

D

None of these

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A
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