Menu Close

calculate-n-1-arctan-1-n-2-n-




Question Number 85163 by mathmax by abdo last updated on 19/Mar/20
calculate Σ_(n=1) ^∞  arctan((1/(n^2  +n)))
$${calculate}\:\sum_{{n}=\mathrm{1}} ^{\infty} \:{arctan}\left(\frac{\mathrm{1}}{{n}^{\mathrm{2}} \:+{n}}\right) \\ $$

Leave a Reply

Your email address will not be published. Required fields are marked *