The function defined by f(x) =(-1)^([x^...

The function defined by f(x) `=(-1)^([x^(3)])` ([.] denotes the greatest integer function ) satidfies

A

discontinuous for `x=n^(1//3)` wheren is any integer

B

f(3/2)=1

C

f'(x)=1 for` -1 lt xlt 1`

D

none of these

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The correct Answer is:

A

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