If `A + B + C = pi` and `Sigma cos A cosec B cosec C = k` , then k=
396 views · Published 12 October 2018 · 3:43 · Indexed 28 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `A + B + C = pi` and `Sigma cos A cosec B cosec C = k` , then k=
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