设集合A={1,2,3,4},则


设集合A={1,2,3,4},则

F.A→B为“乘2加1”时B为

A.{3,5,7,9}

B.{1,2,3,4,5,6,7,8,9}

C.{3,4,5,6}

D.{3,4,5,6,7,8,9}

E.{3,4,5,9}

正确答案:{3,5,7,9};{1,2,3,4,5,6,7,8,9};{3,4,5,6,7,8,9};{3,4,5,9}


Tag:医学影像物理学 时间:2023-12-31 13:15:33