若集合
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/480952330d51f3707b17e83df8d70385.png)
(1)若
,求
.
(2)当
时,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8fc0df542227dd5fd399db32e5ca695.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/480952330d51f3707b17e83df8d70385.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f2b5e710b07c3398896d20f02c3282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ee569a8ff677073ef2b7aaac3ce69f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0f776e594404d68252779e9ef6aa1ab.png)
22-23高一上·湖南益阳·阶段练习 查看更多[3]
更新时间:2022-10-24 15:32:51
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【推荐1】已知集合
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(1)当
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e187f1ad0a35028136056f40123b44.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
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(2)若
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【推荐2】已知集合
.
(1)若
,求实数
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(2)若
,求实数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0edb4925fd279a1b85ba0330b2e388d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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较易
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【推荐1】已知集合A={x|(x+2)(x
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(1)当k=
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfc339cf6dd66599db64fa3fa44e608.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfc339cf6dd66599db64fa3fa44e608.png)
(1)当k=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfc339cf6dd66599db64fa3fa44e608.png)
(2)若A∪B=B,求实数k的取值范围.
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【推荐2】设
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33f267d3c68dec7790399a1f2cffd15e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf7ea7c56f3df95351a1cb963b3c03b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(2)设全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c61ee150e0528b4402258dde1802be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f819043321985a1faf0c5bf27acb17c0.png)
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