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"sin"(9pi)/14"sin"(11pi)/14"sin"(13pi)/1...

`"sin"(9pi)/14"sin"(11pi)/14"sin"(13pi)/14` is equal to

A

`1/64`

B

`-1/64`

C

`1/8`

D

`-1/8`

Text Solution

Verified by Experts

The correct Answer is:
C
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