18. (cotA – cosecA)2 = 1 – cosA/1 + cosA
Answers
R.H.S = (1-cosA)/(1+cosA) ← Prev QuestionNext Question → Related questions 0 votes 1 answer Prove that: (sinA - cosA) (1 + tanA + cotA) = secA/cosec^2A - cosecA/sec^2A asked Sep 19, 2018 in Mathematics by AsutoshSahni (52.5k points) trigonometrical identities icse class-10 0 votes 1 answer Prove that: cosA(1 + cotA) + sinA(1 + tanA) = cosecA + secA asked Sep 19, 2018 in Mathematics by AsutoshSahni (52.5k points) trigonometrical identities icse class-10 0 votes 1 answer Prove the identities: sinA/(1 - cosA) - cotA = cosecA asked Sep 19, 2018 in Mathematics by AsutoshSahni (52.5k points) trigonometrical identities icse class-10 0 votes 1 answer Prove the identities: cosecA - cotA = sinA/(1+cosA) asked Sep 19, 2018 in Mathematics by AsutoshSahni (52.5k points) trigonometrical identities icse class-10 0 votes 1 answer Prove: (cosecA - sinA)(secA - cosA) = 1/(tanA+cotA) asked Sep 18, 2018 in Mathematics by AsutoshSahni (52.5k points) trigonometrical identities icse class-10 Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students. One Thought Forever “There is a close connection between getting up in the world and getting up in the morning.“ – Anon ~~~*****~~~ Categories All categories JEE(18.7k) NEET(4.7k) Science(153k) Mathematics(57.4k) Number System(1.1k) Sets, Relations and Functions(315) Algebra(2.8k) Commercial Mathematics(748) Coordinate Geometry(341) Geometry(1.2k) Trigonometry(665) Mensuration(830) Statistics(349) Probability(288) Vectors(90) Calculus(1.8k) Linear Programming(57) Statistics(1.8k) Environmental Science(1.4k) Social Science(33.5k) Commerce(19.1k) Electronics(1.1k) Computer(6.4k) Information Technology(2.1k) Programming(19) Political Science(3.4k) Home Science(497) Psychology(1k) Sociology(2.3k) English(14.1k) Hindi(4.7k) Aptitude(1.3k) Reasoning(854) GK(1.3k) Olympiad(483) Skill Tips(30) CBSE(151) RBSE(2k) General(7k) Send feedback About Us Privacy Policy Terms of Use Copyright Contact Us FAQ Advertise User Contribution to Sarthaks eConnect Managed by Sarthaks Digitizing India Would you like to get the latest academic updates! YES, I'M INNO Read more on Sarthaks.com - https://www.sarthaks.com/161003/prove-cota-coseca-2-1-cosa-1-cosa