Join Sarthaks eConnect Today - India's Largest Online Education Community!

If a1, a2, are in AP with common difference d,then find the sum of the series: sind[coseca1coseca2+coseca2coseca3...cosecan-1cosecan]

+5 votes
asked Aug 19, 2016 in Mathematics by Rahul Roy (7,955 points)

1 Answer

+4 votes
answered Aug 19, 2016 by Annu Priya (19,717 points)
selected Dec 5, 2016 by sarthaks
Best answer

Given: a1,a2, are in AP with d as common difference.

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