Prove that in an acute triangle ABC, the least values of `Sigma secA` and `Sigma tan^2 A` are 6...
189 views · Published 12 October 2018 · 6:01 · Indexed 3 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Prove that in an acute triangle ABC, the least values of `Sigma secA` and `Sigma tan^2 A` are 6 and 9 respectively.
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