If `(tan^(- 1)(1/3)+tan^(- 1)(1/7)+tan^(- 1)(1/13)+......+tan^(- 1)(1/381))=m/n` where `m,n i
34 views · Published 13 October 2018 · 4:45 · Indexed 8 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `(tan^(- 1)(1/3)+tan^(- 1)(1/7)+tan^(- 1)(1/13)+......+tan^(- 1)(1/381))=m/n` where `m,n in N`, then find least value of `(m+n)`.
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