关于U12345678S135T36的百科

• 设全集U={1,2,3,4,5,6,7,8},*S={1,3,5},T={3,6}，则等于A．Φ     B...

• 问题详情：设全集U={1,2,3,4,5,6,7,8},*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}【回答】B知识点：*与函数的概念题型：选择题...
• 2021-07-3126508