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A.1 B.2 C.3 D.4
已知全集,集合,,则集合中元素的个数为( )
已知全集,集合,,则为( )
A.{1,2,4} B.{2,4,5} C.{0,2,4} D.{0,2,3,4}
已知全集,集合,,则为( )
A.{1,2,4} B.{2,3,4} C.{0,2,4} D.{0,2,3,4}
A. {1,2,4} B. {2,3,4} C. {0,2,4} D. {0,2,3,4}