यदि 4 (cosec^(2)66^(@) - tan^(2)24^(@)) ...

यदि `4 (cosec^(2)66^(@) - tan^(2)24^(@)) + (1)/(2) sin 90^(@) -4 tan^(2)66^(@) tan^(2) 24^(@) = (y)/(2)` है, तो y का मान है :

A

`(1)/(2)`

B

1

C

`(-1)/(2)`

D

`-1`

Verified by Experts

The correct Answer is:

A

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