解题方法
1 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411c635c6952e10a0a6064d309c91d12.png)
(1)当
时,求
;
(2)若______,(在①
,②
两个条件中任选一个填入前面横线中并解答),求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411c635c6952e10a0a6064d309c91d12.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若______,(在①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
2 . 设全集为R,集合
,
.
(1)若
,求
;
(2)在①
,②
,③
,这三个条件中任选一个作为已知条件,求实数
的取值范围.(注:如果选择多个条件分别解答,则按第一个解答计分)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a095b8fa4d344b39095fc12a0a8f323.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5331ee2741d94f8110940676e8d5e43.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)在①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354ba538d9b1102e66f631729eecbafd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
3 . 已知全集
,集合
,
.
(1)当
时,求
;
(2)若
,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6871e8a6f101367979e59dc45457a8ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380df1680d1cba08681c53ace349a2a8.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
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名校
4 . 设全集
,集合
,
.
(1)求
;
(2)若集合
,满足
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa26ede4564b80c035c146272384bf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6451e603927b786bc4464d3f590fdd4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d2dfb20d03565f5a44b0816657c515.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b064f81a7d19e30e7aa486200d971c6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/438a4fbc4db6a280ed1f2cde04105b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
5 . (1)设全集
,已知
,求实数
满足的条件.
(2)已知关于
的一元二次方程
的两根都是整数,求满足条件的整数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394ee67cef7669718723ad552cd1b41b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
(2)已知关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb6328e2e5d10deb4dabb7543fd239ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
6 . 已知集合
,
.
(1)若
,求实数
的取值范围;
(2)若“
”是“
”的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2c60a454ca65666862731bb12eaede.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0fc6fd32a3ed7b5be415f410fc1ce96.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
7 . 已知全集![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebb2b6368bd707b47e5c66e3d188720d.png)
(1)求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cafa8a5e0566c1721cd1d545acdef7e5.png)
(2)若
且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebb2b6368bd707b47e5c66e3d188720d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cafa8a5e0566c1721cd1d545acdef7e5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8692cbc99ece8cf5af4393297c8cdb94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b02c6154e08889c95b7724dfab8264cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
8 . 已知全集
,集合
,
.
(1)是否存在实数
使得
,
真命题,若存在,求
的取值范围,若不存在说明理由;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6343b1b692a2aa0be1676b6e558528e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/699e3eaa70cf01c2589807f33bbdf427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45530d01dea9965f6608f6cc489990ff.png)
(1)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd170c506a8ce70f550f5751ae016ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/653bcf7b627c3b87fcb310732313d9b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
9 . 已知集合
,
,且
,则实数
的值可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0a7cbd0a067cf203ae2ec11c6d429f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4b9aa5c290ce656b3d0b81593733e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eac19737d882225c903054eb4863501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.0 | D.1 |
您最近一年使用:0次
2023-12-17更新
|
303次组卷
|
2卷引用:江苏省扬州市扬州中学教育集团树人学校2023-2024学年高一上学期期中数学试题
10 . 已知集合
,
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c0ceebb0ca29993a431554ddb1f50d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42484d1768281a85bd93e74544a6cd49.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318212b9ba5866ba3fd6f4327526443f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次