1.

sin "" (pi)/(14) .sin "" (3pi)/(14).sin"" (5pi)/(14).sin""(7pi)/(14).sin"" (9pi)/(14).sin""(11pi)/(14).sin""(13pi)/(14)=

Answer»

`1//64`
`3//64`
`5//64`
`7//64`

ANSWER :A


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