How do you find the equation of an ellipse with vertices #(+-5,0)# and foci #(+-2,0)#?
1 Answer
Nov 27, 2017
Explanation:
Given an ellipse with centre at the origin and with foci at the points
and vertices at the points
The equation of the ellipse will satisfy:
In our example;
Hence.
We can see this ellipse on the graph below.
graph{ x^2/25 + y^2/21 =1 [-16.01, 16.02, -8.01, 8]}