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Thread: Linear congruence

  1. June 30th 2009, 07:19 PM #1
    streethot
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    Linear congruence

    Solve:

    x^3+5x^2-2x+7\equiv 0(mod 308)
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  2. July 1st 2009, 05:48 AM #2
    TheAbstractionist
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    There is no solution because the LHS is always odd and so cannot be a multiple of an even number.
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