calculste-n-1-arctan-2-n-2- Tinku Tara June 4, 2023 Trigonometry 0 Comments FacebookTweetPin Question Number 34671 by math khazana by abdo last updated on 09/May/18 $${calculste}\:\sum_{{n}=\mathrm{1}} ^{\infty} \:\:{arctan}\left(\frac{\mathrm{2}}{{n}^{\mathrm{2}} }\right). \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: Given-an-even-fuction-f-x-such-that-a-a-f-x-dx-a-a-0-find-3-4-f-x-dx-Next Next post: 0-pi-dt-1-sina-cost-a-0-pi-2- Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.