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Limit of nth root of (1/n^2)

  1. Jan 30, 2012 #1
    1. The problem statement, all variables and given/known data

    Show [itex]\lim\limits_{n\to\infty}\sqrt[n]{\frac{1}{n^2}}=1[/itex]


    2. Relevant equations



    3. The attempt at a solution No ideas
     
  2. jcsd
  3. Jan 30, 2012 #2

    Dick

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    Science Advisor
    Homework Helper

    I'd start by trying to find the limit of the log of that expression. l'Hopital's rule might come in handy.
     
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