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  1. E

    Inequality

    Spectacular answers. Appreciated.
  2. E

    2016ers Chit-Chat Thread

    http://community.boredofstudies.org/14/mathematics-extension-2/349784/inequality.html Fun inequality question.
  3. E

    Inequality

    √(p^2+q^2) + √(r^2+s^2) >= √(p^2+q^2+r^2+s^2) for all real p, q, r, s. True or false.
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