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Homework Help: Factorizing a polynomial

  1. Feb 10, 2009 #1
    1. The problem statement, all variables and given/known data
    Hi all.

    I have to solve [itex]0=-x^4+x^2+\alpha[/itex], where alpha is a constant. I thought of factorizing it, but this wont work.You guys have any tip for solving this?

    Thanks in advance.

    Sincerely,
    Niles.
     
  2. jcsd
  3. Feb 10, 2009 #2

    Dick

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    Science Advisor
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    If you substitute u=x^2, it turns into a quadratic equation.
     
  4. Feb 10, 2009 #3
    Ahh, so simple. I hadn't thought of that.

    Thanks.
     
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