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If the chord through the points whose eccentric angles are θ and ϕ on the ellipse x225+y29=1 passes through a focus, then the value of tan(θ2)tan(ϕ2)is |
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Answer» If the chord through the points whose eccentric angles are θ and ϕ on the ellipse x225+y29=1 passes through a focus, then the value of tan(θ2)tan(ϕ2)is |
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