已知集合A={x|2≤x<8},B={x|1<x<6},C={x|x>a},U=R.
(1)求A∪B,(∁UA)∩B,A∪(∁UB);
(2)若A∩C≠∅,求a的取值范围.
(1)求A∪B,(∁UA)∩B,A∪(∁UB);
(2)若A∩C≠∅,求a的取值范围.
19-20高一·全国·课后作业 查看更多[1]
(已下线)[新教材精创] 1.1.3 集合的基本运算练习(1) -北师大版高中数学必修第一册
更新时间:2020-08-11 14:56:58
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