U1234567A2457B345的精選

問題詳情：已知*U={1,2,3,4,5,6,7},A={2,4,5,7},B={3,4,5},則(∁UA)∪(∁UB)等於()A．{1,6}                    B．{4,5}                     C．{2,3,4,5,7}         ...