名校
解题方法
1 . 已知全集
,
,
,
.
在①
,②
,③
,这三个条件中任选一个补充到下列问题中并作答.
问题:设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
________ ,
,是否存在实数
,使得
是
的必要不充分条件?若实数
存在,求
的取值范围;若实数
不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/435aae2380592ff9f1709b90bdd04dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41876e947e094b035599852611b5fcc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c00ebad2cb22cfd7648e27d615ed33cf.png)
在①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cde2827722685b8a71f9aae2dc4d7484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/729cabf8892ddf618ddf0afeeca0a3c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39c7b532300e088e4beef3da6442d540.png)
问题:设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
2 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数m的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d91b5c240f9415db28f1dfce82d92b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd45f37809ec4e3be422a040bcabbad.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e25b9b8e906fa529f5786091bf2317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da331a8c58b97333fcf642c92f089e0c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
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解题方法
3 . 集合
,且
,则a=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e539201f39f140e860dc4432d1e4666.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62959cc1bc7fdccdd1e7c7be234b3e36.png)
A.-4 | B.-2 | C.2 | D.4 |
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4 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba4f1baabfa25071856d0ef5096e8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f115411a61585956f9dbffe0a8264058.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
5 . 设集合
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a06229215100b3f6ae559d17977dc642.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53dd5450a75076b662c1bad5fcb786a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f847e7c2310f417f83bc3ed5a8e0c14.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-11-02更新
|
281次组卷
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2卷引用:贵州省贵阳第一中学2023届高三上学期高考适应性月考卷(一)数学(理)试题
名校
6 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a103f057ccb9f08b6256f403ced7f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13749601b1cdd6f17f65ad0070bdef78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c042d0285643b301ef41e23c1e1aee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5b52c030ebbb15b346e03e82afc6e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5卷引用:贵州省贵阳第一中学2023届高三上学期高考适应性月考卷(一)数学(文)试题
名校
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92d8f807086a3093b69f314a17824b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f3c296bc09c3bfb52d5197e92272c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f2f0114460b64eeaea6fc27adff90b0.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
9 . 设集合
,
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/375c22a7438d7bec085ad4ece582205d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd44bba51c280e055ebec6589e40596a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf7b339246d52b29603d33c152f44de1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9795cfcb301e51b2f628ff95d7c85c4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d97b89b661205708783c517deaa3db39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
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名校
解题方法
10 . 若集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffbf0dc7c3dd760e3d8c64e5bed7041b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65570216c82e9e3e9238158454406d1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-10-20更新
|
1214次组卷
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