The equation of the ellipse that has a center at (5, 1), a focus at (8, 1), and a vertex at (10, 1), is
(x-C)²
(y-D)²

B2
where
A
B
C =
-
D=
+
-
1

The equation of the ellipse that has a center at 5 1 a focus at 8 1 and a vertex at 10 1 is xC yD A B2 where A B C D 1 class=