9. Focus: $(0,{\displaystyle \frac{1}{2}});$ directrix: $y=-{\displaystyle \frac{1}{2}};$ graph: e

11. Focus: $(0,-{\displaystyle \frac{9}{64}});$ directrix: $y={\displaystyle \frac{9}{64}};$ graph: d

13. Focus: $({\displaystyle \frac{1}{2}},0);$ directrix: $x=-{\displaystyle \frac{1}{2}};$ graph: g

15. Focus: $(-{\displaystyle \frac{4}{9}},0);$ directrix: $x={\displaystyle \frac{4}{9}};$ graph: f

17. $y^2=8x$

19. $x^2=-12y$

21. $x^2=-12y$

23. $y^2=12x$

25. $y^2=16x$

27. $x^2=8y$

29. $x^2=-4(y-3);$ 4

31. $y^2=-10(x-{\displaystyle \frac{1}{2}});$ 10

33. ${(y-1)}^2=-8(x-1);$ 8

35. ${(x-1)}^2=16(y-1);$ 16

37. $y^2=8(x-1);$ 8

39. $x^2=-12(y-1);$ 12

41. ${(y-3)}^2=-8(x-2);$ 8

43. ${(x-2)}^2=8(y-3);$ 8

45. Vertex: $(-1,1);$ focus: $(-{\displaystyle \frac{1}{2}},1);$ directrix: $x=-{\displaystyle \frac{3}{2}}$

47. Vertex: $(-2,2);$ focus: $(-2,{\displaystyle \frac{11}{4}});$ directrix: $y={\displaystyle \frac{5}{4}}$

49. Vertex: $(2,-1);$ focus: $({\displaystyle \frac{1}{2}},-1);$ directrix: $x={\displaystyle \frac{7}{2}}$

51. Vertex: $(1,3);$ focus: $(1,{\displaystyle \frac{1}{2}});$ directrix: $y={\displaystyle \frac{11}{2}}$

53. Vertex: $(-1,1);$ focus: $(-1,{\displaystyle \frac{5}{4}});$ directrix: $y={\displaystyle \frac{3}{4}}$

55. Vertex: $(-{\displaystyle \frac{1}{2}},-1);$ focus: $(-{\displaystyle \frac{1}{4}},-1);$ directrix: $x=-{\displaystyle \frac{3}{4}}$

57. Vertex: $(46,4);$ focus: $({\displaystyle \frac{551}{12}},4);$ directrix: $x={\displaystyle \frac{553}{12}}$

59. $x^2=12y$

61. ${(y-2)}^2=-12(x+1)$

63. ${(x-1)}^2=-4(y+1)$

65. $y^2=4x$ and $x^2={\displaystyle \frac{1}{2}}y$

67. ${(y-1)}^2=2x$ and $x^2=2(y-1)$