If 1- - 2- n-1 are n-nth roots ofunity then the value of 13- 13- n-1 equals

The correct option is B None of these (13 w)(13 w^n 1) =(13 w)(13 w^nw) =(13 w)(13 w) =169 13(w+w)+ww =169 13(Re(w))+1 =170 13(Re( ...

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Continuous Function

If 1,ω ,ω 2...

Question

If $1, ω, ω^{2}, . . . . ω^{n - 1}$ are $n, n^{t h}$ roots ofunity then the value of $(13 - ω) (13 - ω^{n - 1})$ equals

\frac{13^{n} + 1}{3}

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\frac{13^{n} - 1}{3}

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13^{n} - 1

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None of these

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