sin^2 60^@-sin^2 30^@ ಯ ಬೆಲೆ:...

`sin^2 60^@-sin^2 30^@ `ಯ ಬೆಲೆ:

A

`1/4`

B

`1/2`

C

`3/4`

D

`-1/2`

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