2023高一上·全国·专题练习
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1 . 含有三个实数的集合可表示为
,也可以示为
,则
的值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ded19c8b064a3202b2f0a02f4709d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac2f1fc383ede37e59756bad4e8fd3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e459f8710f7c254e569b55428c47b770.png)
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2023-10-23更新
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570次组卷
|
3卷引用:专题01 集合压轴题-【常考压轴题】
2023高一上·全国·专题练习
2 . 已知集合
,
,若
,则实数
的取值集合为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4321739a2e29b3c9e32d4f8a868345.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f248ee705a14b6685b6db31718245e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023高一上·全国·专题练习
解题方法
3 . 已知集合
,
.若
,则实数m的取值范围为_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44b8bd073245f4f83e5aa9f7124b981d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33695a379c03669fc59cd8945f5b2d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
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4 . 已知条件
,条件
,且
是
的充分不必要条件,则
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9969ef9f0ee030b2b61de4a1fdccd67b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b5671dc465e284b6df41ccf117c357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
5 . 已知全集为
,集合
,
,且
,则实数a的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab97dd16d272b57cd96f61b10338d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f2943426778b4cdaa2049ba75957a06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c3b9f8292d632874ed0f92bbd8df0a7.png)
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6 . “
”是“
”的必要不充分条件,若
,则m取值可以是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c877262bcb23de8d2463f6c7e0dc145.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64a1f8ed373823d79f44edbef03e1984.png)
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解题方法
7 . 若集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d9be25e466c458a65e394a48ee5283e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1b443b0ab166710d6e35bbefc789efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3449417b026333deb0fe643f643f806e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d9be25e466c458a65e394a48ee5283e.png)
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8 . 已知集合
,则
中元素的个数为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5486ac29840b1a556a8a3d0ad8525ad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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解题方法
9 . 命题“任意
,关于
的不等式
”为假命题,则实数m的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad05719025457903d1b5d5c7b99f97f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f754145f648450f9e14cec4b17140a5.png)
您最近一年使用:0次