Question

The foci of an ellipse can be outside the ellipse.

True or false?

Answer 1

false

foci of an ellipse cannot be outside the ellipse

Answer 2

False.

Explanation:

An elipse is defined as a bidimensional curve that surrounds two focals points, where the sum of the two distances to the focal points is a constant.

As you can deduct, the focal points of an elipse are inside of it.

Therefore, this statement is false.