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Homework Help: Algebra prove

  1. Sep 2, 2010 #1
    1. The problem statement, all variables and given/known data

    If x^2+x+G=0 and y=x+1/x , prove that Gy^3+(y-G)^3=0

    2. Relevant equations

    3. The attempt at a solution



    They are not equal.

    Is this the correct way of doing ?
  2. jcsd
  3. Sep 2, 2010 #2


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    Homework Helper

    [tex]y = x + \frac{1}{x}[/tex]
    [tex]y = \frac{x + 1}{x}[/tex]

  4. Sep 2, 2010 #3
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