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Math Help - Determine

  1. #1
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    Determine

    Let a, b, c and d be prime numbers

    such that  a > 3b > 6c > 12d

    and

    a^2-b^2 +c^2-d^2 = 1749.


    Determine all possible values of


    a^2 +b^2 +c^2 +d^2 .
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  2. #2
    MHF Contributor Quick's Avatar
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    I haven't solved it, but it here's what could be an important clue: d = 2
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