题目内容
设全集I={0,1,2,3},集合A={0,1,2},集合B={2,3},则?IA∪?IB等于( )
| A.{0} | B.{0,1} | C.{0,1,3} | D.{0,1,2,3} |
∵全集I={0,1,2,3},集合A={0,1,2},集合B={2,3},
∴?IA={3}?IB={0,1}
∴?IA∪?IB={0,1,3}
故选:C.
∴?IA={3}?IB={0,1}
∴?IA∪?IB={0,1,3}
故选:C.
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