Simplify-cos-1-sin-x-cos-x-2-5pi-4-lt-x-lt-9pi-4- Tinku Tara June 4, 2023 Trigonometry 0 Comments FacebookTweetPin Question Number 20509 by Tinkutara last updated on 27/Aug/17 Simplify:cos−1(sinx+cosx2),5π4<x<9π4 Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: Question-86040Next Next post: Given-a-sphere-of-unit-radius-Find-the-expression-of-a-circular-spot-on-the-sphere-s-surface-given-the-latitude-and-the-longitude-of-its-center-and-its-angular-radius-r- Leave a Reply Cancel replyYour email address will not be published.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.