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Summation problem

I study summation and I saw this question and I can't solve, so I need your help

\[\lim_{n\to \infty}\displaystyle\sum_{i=1}^{n} \frac {7i^{3}+i^{2}+3i+1}{n^{4}+i+5} = \ ? \]

Note by David Danial
2 years ago

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What have you tried? What do you know?

Have you learn calculus? Calvin Lin Staff · 2 years ago

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@Calvin Lin Yes Calvin I know calculus .. I just New member in brilliant David Danial · 2 years ago

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@David Danial Check out Riemann Sums, esp the application to summation of series. Calvin Lin Staff · 2 years ago

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