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Math Help - Complex root of unity

  1. #1
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    Complex root of unity

    Question : Let \alpha and \beta be the complex roots of unity, find the value of

    (1 - \alpha)(1 - \beta) (1 - \beta^2)(1- \beta^4)

    ----------------------------------------------------------------------
    Solution

    I dont know what to do
    Last edited by zorro; December 29th 2009 at 12:03 AM.
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  2. #2
    MHF Contributor Drexel28's Avatar
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    Quote Originally Posted by zorro View Post
    Question : Let \alpha and \beta be the complex roots of unity, find the value of

    (1 - \alpha)(1 - \beta) (1 - \beta^2)(1- \beta^4)

    ----------------------------------------------------------------------
    Solution

    I dont know what to do
    Which complex roots of unity?
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  3. #3
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    that is the question mite even i dont know what to do?????
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    MHF Contributor Drexel28's Avatar
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    Quote Originally Posted by zorro View Post
    that is the question mite even i dont know what to do?????
    It doesn't say let alpha and beta be the "some number" and "some other number" roots of unity respectively or something?
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  5. #5
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    thats what is given i dont have any thing else
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