SOLUTION: Which is the equation of an ellipse centered at the origin with foci on x-axis, major axis of length 12 and minor axis of length 8?

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Question 1034161: Which is the equation of an ellipse centered at the origin with foci on x-axis, major axis of length 12 and minor axis of length 8?
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Well if the major axis is 12, then the semi-major axis is 6. So a = 6.
If the minor axis is 8, then the semi-minor axis is 4. And b = 4.
Then we can write
x%5E2%2F36+%2B+y%5E2%2F16+=+1