Question-208437 Tinku Tara June 16, 2024 Trigonometry 0 Comments FacebookTweetPin Question Number 208437 by efronzo1 last updated on 16/Jun/24 Answered by som(math1967) last updated on 16/Jun/24 a=sin84+cos66⇒a=sin84+sin24⇒a=2sin54cos30∴a=2×5+14×32=3(5+1)4b=sin48−sin12⇒b=2sin18.cos30=3(5−1)4ab=3(5−1)4×4=34ab=5+15−1⇒a+ba−b=252=5(a+ba−b)8ab=512×8×34=53 Commented by efronzo1 last updated on 16/Jun/24 =53 Commented by som(math1967) last updated on 16/Jun/24 yes Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: Question-208467Next Next post: Find-61-3-24-3-61-3-37-3- Leave a Reply Cancel replyYour email address will not be published.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.