find-n-0-cos-2n-1-pi-4-2n-1-2- Tinku Tara June 4, 2023 Relation and Functions 0 Comments FacebookTweetPin Question Number 34013 by math khazana by abdo last updated on 29/Apr/18 find∑n=0∞cos((2n+1)π4)(2n+1)2. Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: calculate-n-1-cos-nx-n-2-and-n-1-sin-nx-n-2-Next Next post: Question-165089 Leave a Reply Cancel replyYour email address will not be published.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.