Number

2. •
•
•

28. 


29. 


30. 



31. 


32. ∪

33.  ∪
∪

∪
 ∪

34. ∪
∪
∪

35. ∪ ∪
∪ ∪

40. ∪
∪
∪

41. ∪
∪

42. ∪
∪

43. ∪ ∪ ∪ ∪ ∪
∪ ∪

49. ∅

54. >
<

55. >

56. >

57. ⊆

58. ⊆
⊆

62. ∩
∩

63. ( A ∩ E ) = { 2 } ( A ∩ E ) read as “A intersection E”
( B ∩ C ) = { 0.45 } ( B ∩ C ) read as “B intersection C”
( C ∩ E ) = { 0.45 } ( C ∩ E ) read as “C intersection E”
( B ∩ E ) = { 0.45, 1.69,
2.35, 3.56, 4.3 }
( B ∩ E ) read as “B intersection E”

64. ∩
∩

65. ∩

66. ∩ ∅

67. ∅
− − − −

68. ∩ ∩
∩ ∩
∩
∩
− − − − −
− − − −