Math CentralQuandaries & Queries


Question from Nae, a student:

what is the ellipse center of 5x^2+3y^2=15

Hi Nae.

The standard form of an ellipse is

ellipse stardard form

where (h, k) is the center and a and b control how much they extend horizontally and vertically.

So I think you can see that for your equation that h and k must be zero:


Hope this helps,
Stephen La Rocque.

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