关于BA01234B1234的百科

• 若*A={0,1,2,3},B={1,2,4},则*A∪B=A.{0,1,2,3,4}B.{1,2,3,4...

• 问题详情：若*A={0,1,2,3},B={1,2,4},则*A∪B=A.{0,1,2,3,4}B.{1,2,3,4}  C.{1,2}  D.{0}【回答】A知识点：*与函数的概念题型：选择题...
• 2022-04-2131978