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Math Help - Combinatorics problem

  1. #1
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    Norge
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    Question Combinatorics problem

    Okay, so i have this problem;
    Five friends are sitting at a round table, how many possibilities are there?
    I tried the P formula and faculty, but i'm stuck...
    Thanks in advance
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  2. #2
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    Re: Combinatorics problem

    Quote Originally Posted by controlsystem View Post
    Okay, so i have this problem;
    Five friends are sitting at a round table, how many possibilities are there?
    I tried the P formula and faculty, but i'm stuck...
    N different items in a circular arrangement can be done in (N-1)! ways.
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  3. #3
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    Norge
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    Re: Combinatorics problem

    Thank you
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