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If f : R rarr R be given by: f(x) = (3-x...

If `f : R rarr R` be given by: `f(x) = (3-x^3)^1//3`, then f(f(x)) is:

A

`x^(1//3)`

B

`x^3`

C

x

D

`(3-x^3)`

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