Use the information below to determine the indicated set. U = {x | x ? N and x ? 12} A = {x | x ? N and 6 < x < 12} B = {x | x ? N and x is even and x < 12}A ? B'
A. {1, 3, 5, 7, 8, 9, 10, 11, 12}
B. {1, 3, 5, 12}
C. {7, 9, 11, 12}
D. {7, 9, 11}
Answer: D
Mathematics
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