KEAM 2012 Math Paper

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Question : 86 of 120

Marks: +1, -0

If the equation

x2

9−c

+

y2

5−c

=1 represents an ellipse, then the foci are

(±3,0)
(±2,3)
(±4,0)
(±2,1)
(±2,0)

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