Question

Find the equation of an ellipse with minor axis length 8 and vertices at (-9,3),(7,3)

Answer 1

distance between vertices is 16 , so a = 8 and we are given that b = 4

centre is the midpoint between (-9,3) and (7,3) which is (-1,3)

equation:
(x+1)^2/64 + (y-3)^2/16 = 1