某集合A={x|1<x<2}B={x|x<a}满足A真包含于B则实数a的取值范围是.A.{a丨a>=2}.B.{a丨a<=1}.C.{a丨a>=1}.D.{a丨a<=2} .

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/29 21:01:00
某集合A={x|1<x<2}B={x|x<a}满足A真包含于B则实数a的取值范围是.A.{a丨a>=2}.B.{a丨a<=1}.C.{a丨a>=1}.D.{a丨a<=2} .
x){6mO't8VW;9@lTqk^bfs?i}:a]}NO;f>]7 g

某集合A={x|1<x<2}B={x|x<a}满足A真包含于B则实数a的取值范围是.A.{a丨a>=2}.B.{a丨a<=1}.C.{a丨a>=1}.D.{a丨a<=2} .
某集合A={x|1<x<2}B={x|x<a}满足A真包含于B则实数a的取值范围是.
A.{a丨a>=2}.B.{a丨a<=1}.C.{a丨a>=1}.D.{a丨a<=2} .

某集合A={x|1<x<2}B={x|x<a}满足A真包含于B则实数a的取值范围是.A.{a丨a>=2}.B.{a丨a<=1}.C.{a丨a>=1}.D.{a丨a<=2} .
即1