Mathematics

Mathematics

Problem

The value of lim⁡n→∞1n∑r=1n(rn+r)\lim_{n \to \infty} \frac{1}{n} \sum_{r=1}^{n} \left( \frac{r}{n+r} \right) is equal to a. 1−log⁡21 - \log 2 b. log⁡4−1\log 4 - 1 c. log⁡2\log 2 d. None of these

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