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If alpha1,alpha2....alpha(n-1) are the n...

If `alpha_1,alpha_2....alpha_(n-1)` are the nth roots of unity then show that `
` `(5-alpha_1)(5-alpha_2)(5-alpha_3)...(5-alpha_(n-1))=
(5^n-1)/4`

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PATHFINDER-COMPLEX NUMBER-QUESTION BANK
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