lim( n to oo) (sin ""(pi)/(2n) . sin ""(...

`lim_( n to oo) (sin ""(pi)/(2n) . sin ""(2pi)/(2n). sin ""(3pi)/(2n)......sin""((n -1) pi)/(2n))^(1//n)` is equal to

A

`1//2`

B

`1//3`

C

`1//4`

D

None of these

Verified by Experts

The correct Answer is:

C

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