The value of `sum_(k=1)^13tan((kpi)/12)tan(((k-1)pi)/12)` is
223 views · Published 13 October 2018 · 3:46 · Indexed 25 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW The value of `sum_(k=1)^13tan((kpi)/12)tan(((k-1)pi)/12)` is
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