sin^(2) 30^(@). cos^(2) 45^(@) + 2tan^(2...

`sin^(2) 30^(@). cos^(2) 45^(@) + 2tan^(2)30^(@) -sec^(2)60^(@)` का मान है

A

`-(13)/(24)`

B

`-(77)/(24)`

C

`-(25)/(12)`

D

`-(1)/(12)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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