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Rain Man

Calculus Level 3

\[ \lim_{n \to \infty} \bigg ( \frac 1 n + \frac 1 { n+1} + \frac 1 {n+2} + \ldots + \frac 1 { 4n} \bigg ) = \ ? \]

For more problems refer to the set Calculus Challenges.

\[\ln(7)\] \[\ln(2)\] \[\ln(5)\] \[\ln(3)\] \[\ln(4) \] \[\ln(1)\] \[\ln(6)\]

Excel in math and science

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by Anupam Khandelwal

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