已知集合
,
.
(1)当
时,求
;
(2)若
,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c057cb5454dffbd8b0cd58bdb3a572af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/333c5c24880b60c9c260b15e5dff0d60.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
更新时间:2020-12-31 21:59:43
|
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【推荐1】已知集合A={x|y=ln(﹣x2﹣x+12)},B={x|m﹣1<x<2m+1,m∈R}.
(1)若m=2,求(∁RA)∩B;
(2)若A∩B=B,求实数m的取值范围.
(1)若m=2,求(∁RA)∩B;
(2)若A∩B=B,求实数m的取值范围.
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解答题-问答题
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适中
(0.65)
【推荐2】已知集合A={x|x2-3x+2=0,x∈R},B={x|0<x<5,x∈N},试列举满足条件A⊆C⊆B的集合C.
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解题方法
【推荐1】已知非空集合
,
.
(1)当
时,求
;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a98ea6b857bb756debde2af136e4b99d.png)
(2)若“
”是“
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/879e32b670dd92ee916a85e2db00adab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a74b38ce0daaabcb1c5ec81d0c9c75.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89d500af0ca164f4f04b67a080ba6189.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682ecfd0d8b9b413e2b5b4b1e7d5f79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a98ea6b857bb756debde2af136e4b99d.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f692cdc81d52ab2fda33ace0c006a808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6833b91adaea892664f8c773d5922b5f.png)
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适中
(0.65)
名校
【推荐2】已知集合
,
,
.
(1)求集合
;
(2)若
,求实数
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45c01d6b7c18bf1fad0296dd770e4c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca6859aba2382d756218a5f3e32dbc17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae5ee6840ae91a1d3d261342483b9f9.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c6ca098b764e0366d043b69ae9d8f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次