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A centred ellipse has axes along the coordinate axes and passes through (5, 0) and (0, 3). Where are its foci?
A(0, ±4)
B(±3, 0)
C(±4, 0)
D(±5, 0)
Answer & Solution
Correct answer: C. (±4, 0)
The intercepts give a = 5 and b = 3, so c = 4 and the foci lie on the x-axis.
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