题目内容
1.设全集U={1,3,5,6,8},A={1,6},B={5,6,8},则((A){6} (B){5,8} (c){6,8} (D){3,5,6,8}
B
解析:
UA={3,5,8},∴(
UA)∩B={5,8}.
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题目内容
1.设全集U={1,3,5,6,8},A={1,6},B={5,6,8},则((A){6} (B){5,8} (c){6,8} (D){3,5,6,8}
B
解析:
UA={3,5,8},∴(
UA)∩B={5,8}.