Answer:
Hi,
Explanation:
Foci are on the x-axis F(-8,0) and F'(8,0), A and A' are vertex on x-axis
d =20
FF'=16
F'A=F'F+FA=16+4=20
A=(12,0) , A'=(-12,0)
B and B' are vertex on y axis.
O is the center of ellipse
F'O²+OB²=F'B² and F'B=20/2=10 => OB=6
Equation of the ellipse:
