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Math Help - Limit of a Summation

  1. #1
    Junior Member
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    Limit of a Summation

    Evaluate the limit (as n approaches infinity) of
    n
    Σ(3(2i/n)^2-(2i/n))(2/n)
    i=1


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  2. #2
    MHF Contributor
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    If I read that correctly, after a little algebra...

    \frac{2}{n^{2}}(3n^{2}+5n+2)

    What does that suggest?
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