Question Number 135682 by liberty last updated on 15/Mar/21
$$\underset{{k}=\mathrm{1}} {\overset{\infty} {\sum}}\:\frac{{k}^{\mathrm{3}} +\mathrm{2}{k}}{{k}^{\mathrm{2}} +\mathrm{6}{k}+\mathrm{9}}\:=? \\ $$
Answered by abdullahoudou last updated on 15/Mar/21
$$\infty \\ $$
Answered by dhgt last updated on 04/May/21
