1编号:133037题型:单选题测试正确率:0%
已知集合U={1,2,3,4,5,6,7},A={2,3,4,5},B={2,3,6,7},则B∩∁UA等于( )
2编号:133036题型:单选题测试正确率:0%
设集合,则=( )
3编号:133035题型:单选题测试正确率:0%
1.设集合U={1,2,3,4,5,6},M={1,2,4},则∁UM等于( )
4编号:118221题型:单选题测试正确率:0%
5编号:115634题型:单选题测试正确率:0%
6编号:104615题型:单选题测试正确率:0%
7编号:104533题型:单选题测试正确率:0%
8编号:102198题型:单选题测试正确率:0%
若集合,集合,则( )
9编号:102197题型:单选题测试正确率:0%
已知全集,集合,则( )
10编号:79081题型:单选题测试正确率:0%
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