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tan^(-1) (cot x) +cot^(-1)(tan x) =...

`tan^(-1) (cot x) +cot^(-1)(tan x) =`

A

(a) `(pi)/(2)`

B

(b) `2x`

C

(c) `pi-2x`

D

(d) `pi-x`

Text Solution

Verified by Experts

The correct Answer is:
C
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