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The value of cos22(1^(@))/(2) is...

The value of `cos22(1^(@))/(2)` is

A

`sqrt 2 +1`

B

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

C

`sqrt((sqrt2 +1)/(2 sqrt2))`

D

`sqrt(sqrt2-1)/(2sqrt2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

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