Let U be the universal set and A, B, C and D be the SUBSETS of U where?
回答 (1)
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Sol
(a)
U={1,2,3,4,5,6,7,8,9,10}
A={1,3,5,7,9}
(b)
C={3,6,9}
(c)
A-C={1,5,7}
B={2,4,6,8,10}
D={4,8}
B∩D={4,8}
(A-C)U(B∩D)={1,4,5,7,8}
Ans={2,3,6,9,10}
收錄日期: 2021-04-30 22:27:51
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