1.

If 1,omega,omega^2,omega^3,...,omega^(n-1) be the n,nth roots of unity,the value of (9-omega)(9-omega^2)...(9-omega^(n-1)) will be :

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0
`(9^(n-1))/8`
`(8^(n-1))/3`
none of these

Answer :B


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