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Just another problem

  1. Oct 7, 2004 #1
    Hard problem...

    Find all real numbers a with the property that the polynomial equation
    x^10 + ax + 1 = 0
    has a real solution r such that 1/r is also a solution
    Thx for ur help :smile:
    Last edited: Oct 7, 2004
  2. jcsd
  3. Oct 8, 2004 #2
    i think i get a = -2 is the only solution.

    -- AI
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