prove-that-sinx-sin3x-tanx-tan3x-1- Tinku Tara June 4, 2023 Trigonometry 0 Comments FacebookTweetPin Question Number 172000 by Mikenice last updated on 23/Jun/22 provethat:sinxsin3x+tanxtan3x=1 Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: Question-40930Next Next post: Solve-cos-2-x-3cos-2-2x-cos-2-3x- Leave a Reply Cancel replyYour email address will not be published.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.