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Logics and Proof - Discrete Mathematics

  1. Oct 7, 2008 #1
    Prove or disapprove that the product of two rational numbers is irrational

    How do you solve this?

  2. jcsd
  3. Oct 7, 2008 #2


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    Homework Helper

    Hi modzz! :smile:
    You start by … erm :redface:starting!

    Show us what you've tried, and where you're stuck, and then we'll know how to help. :smile:
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