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The value of "cos"^(2)(pi)/16+"cos"^(2...

The value of
`"cos"^(2)(pi)/16+"cos"^(2)(3pi)/16+"cos"^(2)(5pi)/16+"cos"^(2)(7pi)/16` is

A

1

B

0

C

`-1`

D

2

Text Solution

Verified by Experts

The correct Answer is:
D
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