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If int(dx)/(sqrt(e^(x)-1))=2tan^(-1)(f(x...

If `int(dx)/(sqrt(e^(x)-1))=2tan^(-1)(f(x))+C`, (where `x gt0` and C is the constant of integration ) then the range of `f(x)` is

A

`(0, oo)`

B

`[0, oo)`

C

`[1, oo)`

D

`(1, oo)`

Text Solution

Verified by Experts

The correct Answer is:
A
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