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cos^2 48^0-sin^2 12^0 is equal to...

`cos^2 48^0-sin^2 12^0` is equal to

A

`(sqrt(5)-1)/(4)`

B

`(sqrt(5)+1)/(8 )`

C

`(sqrt(3)-1)/(4)`

D

`(sqrt(3)+1)/(2sqrt(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
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