Recent content by hackboiz29

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    Proof must be integer or irrational?

    My teacher told us to use that because we haven't really learned a lot yet. Thanks for your help! :)
  2. H

    Proof must be integer or irrational?

    Oh... wow okay so x could = m or -m both of which are integers. That makes sense. I don't understand how to prove that any other solution would be irrational :/
  3. H

    Proof must be integer or irrational?

    Homework Statement Suppose a, b ε Z. Prove that any solution to the equation x^3 +ax+b = 0 must either be an integer, or else be irrational. Homework Equations Not sure if this is right but x = m / n where m divides b and n divides 1 The Attempt at a Solution So far i think i...