([1-tan (90-theta) + sec (90-theta)])/([...

`([1-tan (90-theta) + sec (90-theta)])/([tan(90-theta) + sec(90-theta)+1])` का मान क्या है ?

A

(a) `cot "" (theta)/(2)`

B

(b) `tan ""(theta)/(2)`

C

(c) `sin theta`

D

(d) `cos theta`

Verified by Experts

The correct Answer is:

B

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