1. Hyperbola
3. Ellipse
5. Hyperbola
7. Circle
9. Parabola
11. Hyperbola
13. Circle
15. None (straight line)
17. Hyperbola
19. Hyperbola
21. None (point at origin)
23. Hyperbola
25. Parabola:
27. Hyperbola:
29. Ellipses;
31. Ellipse
33. Parabola
35. Hyperbola
Enter both functions (from quadratic formula).
Circle
Hyperbola
Ellipse
39. Straight line
41. Circle
43. Hyperbola
45. Parabola
47. One branch of a hyperbola
18.217.182.45