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Homework Help: Improper Integral

  1. Jan 1, 2009 #1
    Hello and Happy New year, I'm having some trouble computing this integral:


    Any suggestions are appreciated.
  2. jcsd
  3. Jan 1, 2009 #2


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    Science Advisor
    Homework Helper

    It sure looks like the limit ought to be one, doesn't it? Try to write down some inequalities sandwiching that integral between two integrals whose limit you know is one. Start by using -1<=sin(nx)<=1.
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