The value of ((cos9^@ + sin81^@) (sec9^@...

The value of `((cos9^@ + sin81^@) (sec9^@+ cosec81^@)) /(2 sin^2 63^@+1+2sin^2 27^@)` is:
`((cos9^@ + sin81^@) (sec9^@+ cosec81^@)) /(2 sin^2 63^@+1+2sin^2 27^@)` का मान होगा:

A

`1//2`

B

`4//3`

C

1

D

2

Verified by Experts

The correct Answer is:

B

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