If f : R rarr R given by f(x) = x^3 + 2,...

If `f : R rarr R` given by `f(x) = x^3 + 2`, then `f^-1(x)` equals :

A

`(x-2)^1//3`

B

`(x+2)^1//3`

C

`(x-2)^3`

D

`(x+2)^3`

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