已知集合A={x|y=
},集合B={x|y=lg(﹣x2﹣7x﹣12)},集合C={x|m+1≤x≤2m﹣1}
(1)求∁R(A∪B);
(2)若A∪C=A,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f6069d8bd6b13793a172cf34e26694.png)
(1)求∁R(A∪B);
(2)若A∪C=A,求实数m的取值范围.
更新时间:2016-12-04 16:11:31
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