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Let f: R to R be a periodic function suc...

Let `f: R to R` be a periodic function such that `f(T+x)=1" "` where T is a `+[1-3f(x)+3(f(x))^(2) -(f(x))^(3)]^(1/3)` fixed positive number, then period of f(x) is

A

T

B

2T

C

3T

D

None of these

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The correct Answer is:
B
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