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find-minimum-value-of-sec-2A-sec-2B-where-A-B-is-constant-and-A-B-o-4-




Question Number 144006 by gsk2684 last updated on 20/Jun/21
find minimum value of sec 2A+sec 2B  where A+B is constant and  A,B∈(o (Π/4))
$$\mathrm{find}\:\mathrm{minimum}\:\mathrm{value}\:\mathrm{of}\:\mathrm{sec}\:\mathrm{2A}+\mathrm{sec}\:\mathrm{2B} \\ $$$$\mathrm{where}\:\mathrm{A}+\mathrm{B}\:\mathrm{is}\:\mathrm{constant}\:\mathrm{and} \\ $$$$\mathrm{A},\mathrm{B}\in\left(\mathrm{o}\:\frac{\Pi}{\mathrm{4}}\right) \\ $$

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