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If `f: R->R`be given by `f(x)=(3-x^3)^(1//3)`, then `fof(x)`isA. `x^(1//3)`B. `x^(3)`C. `x`D. `(3-x^(3))` |
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Answer» Correct Answer - c `f: R to R and f(x) = (3-x^(3))^(1//3)` `" " (fof) (x) = f{f(x)}` `" " = f{(3-x^(3))^(1//3)}` `" " = [ 3-{(3-x^(3))^(1//3) }^(3)]^(1//3) = x ` |
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