设集合A={0,1},则满足条件A∪B={0,1,2,3}的集合B共有(  )A.1个B.2个C.3个D.4

2025-05-19 23:27:27
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回答(1):

∵A={0,1},A∪B={0,1,2,3},
∴B={2,3},B={0,2,3},B={1,2,3},B={0,1,2,3},
故共有4个,
故选:D