Asked by Anonymous

Is this correct?
y^2/25 + x^2/21 =1
Vertices: (5,0),(-5,0)
Foci: (0,2),(0,-2)

Answers

Answered by Steve
Since 25 > 21, the ellipse is long on the y-axis. So, the vertices are (0,5) and (0,-5)

You should have immediately seen your answers were incompatible. The foci must lie on the major axis.

Your foci are correct.
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