Given that A = {1, 5, 7} B = {3, 9, 12, 15} C =
MATHEMATICS
JAMB 2015
Given that A = {1, 5, 7}
B = {3, 9, 12, 15}
C = {2, 4, 6, 8}
Find (A ∪ B) ∪ C
- A. {1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 15}
- B. {1, 2, 3, 5, 6, 8, 12, 15}
- C. {2, 4, 5, 9, 12, 15}
- D. {1, 5, 6, 7, 8, 9, 12, 15}
Correct Answer: A. {1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 15}
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