15. Use the information provided to write the equation of the ellipse in standard form.
Center: (-9, -5) Vertex: (-9, -16) Focus:
Part III: Find the equation for 16-20: { Hint: Graph to help find the equation }
16) Center (7, 3) Vertex (7, 9) Focus (7, -2)
17) Asymptotes:
Focus (4,
)
18) Focus (12, 8) Directrix: x = -2
19) Ellipse with Center(1,2), vertex at (4,2) and contains the point (1,3)
20) Ellipse with Foci(2,7) and (-2,7) and the length of the major axis is 6.