Question

Find the center, vertices, and foci of the ellipse with equation x^2/81+y^2/225=1.

a. Center: (0, 0); Vertices: (-15, 0), (15, 0); Foci: (0, -9), (0, 9)

b. Center: (0, 0); Vertices: (0, -15), (0, 15); Foci: (-9, 0), (9, 0)

c. Center: (0, 0); Vertices: (0, -15), (0, 15); Foci: (0, -12), (0, 12)

d. Center: (0, 0); Vertices: (-15, 0), (15, 0); Foci: (-12, 0), (12, 0)

Answer 1

C