18. Which is the correct set notation for A UB?
A. {12, 14, 15)
C. {10, 11, 12, 14, 15, 18, 21)
B. {12, 14, 15, 18, 21}
D. {10, 11, 13, 16, 17, 19, 20}
19. Using the same diagram in number 18, what is the set notation for ANB?
A. {12, 14, 15)
C. {10, 11, 12, 14, 15, 18, 21}
B. {12, 14, 15, 18, 21}
D. {10, 11, 13, 16, 17, 19, 20}
A. {12, 14, 15)
C. {10, 11, 12, 14, 15, 18, 21)
B. {12, 14, 15, 18, 21}
D. {10, 11, 13, 16, 17, 19, 20}
19. Using the same diagram in number 18, what is the set notation for ANB?
A. {12, 14, 15)
C. {10, 11, 12, 14, 15, 18, 21}
B. {12, 14, 15, 18, 21}
D. {10, 11, 13, 16, 17, 19, 20}
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Answer:
18.B.{12,14,15,18,21}
19.C.{10,11,12,14,15,18,21}
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