Express the Limit as a Definite Integral on the Given$\lim _{n \rightarrow \infty} \sum_{i=1}^{n}\left(3 r_{i} \sin r_{i}\right) \Delta r$

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The Answer of Express the Limit as a Definite Integral on the Given$\lim _{n \rightarrow \infty} \sum_{i=1}^{n}\left(3 r_{i} \sin r_{i}\right) \Delta r$

Express the Limit as a Definite Integral on the Given $\lim _{n \rightarrow \infty} \sum_{i=1}^{n}\left(3 r_{i} \sin r_{i}\right) \Delta r$

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Express the Limit as a Definite Integral on the Given lim⁡n→∞∑i=1n(3risin⁡ri)Δr\lim _{n \rightarrow \infty} \sum_{i=1}^{n}\left(3 r_{i} \sin r_{i}\right) \Delta rlimn→∞​∑i=1n​(3ri​sinri​)Δr

Definitions:

Express the Limit as a Definite Integral on the Given $\lim _{n \rightarrow \infty} \sum_{i=1}^{n}\left(3 r_{i} \sin r_{i}\right) \Delta r$