If `a_1,a_2,a_3,...a_n` are in A.P with common difference `d` then find the sum of the followi
1,895 views · Published 12 October 2018 · 4:53 · Indexed 1 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `a_1,a_2,a_3,...a_n` are in A.P with common difference `d` then find the sum of the following series `sind(coseca_1coseca_2+coseca_2coseca_3+....coseca_(n-1)coseca_n)`
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