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Imaginary part of (1)/(1+cos theta-i si...

Imaginary part of `(1)/(1+cos theta-i sin theta)` is

A

`2 tan (theta/2)`

B

`-(1)/(2) tan (theta)/(2)`

C

`-cosec theta`

D

`(1)/(2) tan (theta/2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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