LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
14.7k views
in Mathematics by (23.9k points)

Prove that sin 47° + sin 61° - sin 11° - sin 25° = cos 7°.

1 Answer

+2 votes
by (67.9k points)
selected by
 
Best answer

L.H.S

=cos7° R.H.S

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.

Categories

...