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23-01-2024
Mathematics

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S1, S2 are foci of an ellipse of major axis of length 10 units and p is any point on the ellipse such that perimeter of triangle pS1S2 is 15. then eccentricity of the ellipse is :
a) 1/2
b) 1/4
c) 7/25
d) 3/4

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