Hi forum members, could you help me with that one ?
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Originally Posted by azarue Hi forum members, could you help me with that one ? You can put this into a sandwich of two sequences that converge to the same limit 1: $\displaystyle 1\leftarrow n\cdot\frac{n}{n^2+n}\leq \frac{n}{n^2+1}+\frac{n}{n^2+2}+\cdots+\frac{n}{n^ 2+n}\leq n\cdot\frac{n}{n^2+1}\rightarrow 1$
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