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α,β,γ are the parametric angles of three points A, B, C respectively on the circle x2+y2=1 and P(-1,0). If the lengths of the chords PA, PB, PC are in G.P. then cos(α2),cos(β2),cos(γ2) are in |
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Answer» α,β,γ are the parametric angles of three points A, B, C respectively on the circle x2+y2=1 and P(-1,0). If the lengths of the chords PA, PB, PC are in G.P. then cos(α2),cos(β2),cos(γ2) are in |
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