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In a triangle ABC with fixed base BC, the vertex A moves such that cosB cosC = 4sin2 A2. If a, b and c denote the lengths of the sides of the triangle opposite to the angles A, B and C, respectively, then
🗓 Jul 12, 2021
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Abigail
🌐 India
Please please explain this answer to me
votes
Andrea
🌐 India
I'm in exam, can any one give the solution for this question
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