((cos 9^(@) + sin 81^(@))(sec9^(@) + cos...

`((cos 9^(@) + sin 81^(@))(sec9^(@) + cosec81^(@)))/(sin 56^(@) sec 34^(@) + cos 25^(@) cosec 65^(@))` का मान है :

A

`(4)/(3)`

B

1

C

`(1)/(2)`

D

2

लिखित उत्तर

Verified by Experts

The correct Answer is:

A

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