sin^(2) 48^(@) + sin^(2) 42^(@) - sec^(2...

`sin^(2) 48^(@) + sin^(2) 42^(@) - sec^(2) 30^@ + tan^2 60^@` का मान बराबर है

A

2

B

`7/3`

C

`8/3`

D

`5/3`

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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