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THe value of cos^2(pi/12)+cos^2(pi/4)+c...

THe value of `cos^2(pi/12)+cos^2(pi/4)+cos^2((5pi)/12)` is

A

`3/2`

B

`(3-sqrt(3))/2`

C

`2/3`

D

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

Text Solution

Verified by Experts

The correct Answer is:
A
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