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The value of cos"'(2pi)/(15)cos""(4pi)/(...

The value of `cos"'(2pi)/(15)cos""(4pi)/(15)cos""(8pi)/(15)cos""(14pi)/(15),` is

A

1

B

`1/2`

C

`1/4`

D

`1/16`

Text Solution

Verified by Experts

The correct Answer is:
D
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