问题:
已知全集U={1,2,3,4,5,6,7},集合A={2,4,5},B={1,3,5,7},求:
(1)A∪(∁ UB);
(2)∁ U(A∩B).
已知全集U={1,2,3,4,5,6,7},集合A={2,4,5},B={1,3,5,7},求:
(1)A∪(∁ UB);
(2)∁ U(A∩B).
(1)A∪(∁ UB);
(2)∁ U(A∩B).
参考答案: