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निम्नलिखित फलनों को सरलतम रूप में लिखिए ...

निम्नलिखित फलनों को सरलतम रूप में लिखिए :
`tan^(-1)""((cos x-sinx)/(cosx+sinx)),(pi)/(4) lt x lt (3pi)/(4)`

A

`-x`

B

`x`

C

`(pi)/(4)-x`

D

`(pi)/(4)+x`

Text Solution

Verified by Experts

The correct Answer is:
C
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