摘要：1．设全集U = {1,2,3,4,5,6,7,8},集合S = {1,3,5},T = {3,6}.则等于 ( ) A．Φ B．{2,4,7,8} C．{1,3,5,6} D．{2,4,6,8}
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设全集U = {1,2,3,4,5,6,7,8},集合S = {1,3,5},T = {3,6}，则
等于
A．Φ B．{2,4,7,8} C．{1,3,5,6} D．{2,4,6,8}
查看习题详情和答案>>设全集U = {1,2,3,4,5,6,7,8},集合S = {1,3,5},T = {3,6}，则
等于
A．Φ B．{2,4,7,8} C．{1,3,5,6} D．{2,4,6,8}
查看习题详情和答案>>
(S∪T)等于( )
B.{2,4,7,8} C.{1,3,5,6} D.{2,4,6,8}