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Factoring Modulo

  1. Apr 7, 2005 #1
    How can I factor [tex]x^5+x+1[/tex] using modulo? I know, for example, I could write [tex](x+3)(x+5)[/tex] as [tex]x^2+x+1 mod7[/tex]. How can I go backwards with this?

    Thanks.
     
  2. jcsd
  3. Apr 7, 2005 #2

    matt grime

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    You can't.
     
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