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f(x) = Cot^(-1)((x^x-x^(-x))/(2)) then f...

`f(x) = Cot^(-1)((x^x-x^(-x))/(2))` then `f^(1)(1)=`

A

`- log2`

B

`log 2`

C

1

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
D
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