名校
1 . 已知命题
;命题
.
(1)若命题
是命题
的充分条件,求m的取值范围;
(2)当
时,已知
且
是假命题,
或
是真命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75ef9457a7340bbf2146692073f52f54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23af3885b5732df7c3c1ccb4622e4f83.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.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/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2023-12-20更新
|
55次组卷
|
2卷引用:陕西省汉中市西乡县第一中学2023-2024学年高一上学期11月期中数学试题
解题方法
2 . 已知命题
方程
没有实数根.
(1)若
是假命题,求实数
的取值集合
;
(2)在(1)的条件下,已知非空集合
,从①充分而不必要,②必要而不充分,这两个条件中任选一个条件补充到下面问题中的横线上,并解答.问题:是否存在实数
,使得若
是
的______条件.若存在,求
的取值范围.若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1e908c1346baf1a089134adb2b47fc5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)在(1)的条件下,已知非空集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48386ac9c88bfc6ca0ac53bd74afb74f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a8a1b0b32229f6a9f5b85c11f05bee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa238793bdf2a25b7bfd01eaa81551a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
3 . 已知集合
,
,
.
(1)若
,求
.
(2)若B是A的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ccaf2fb1174d9314c3e9b07846059c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17544508ca82fc263500f30b715cb06e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a9eff587a429f63a0f8a5c97c8bff5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76e5450f24464d07f1a767714fa639cc.png)
(2)若B是A的充分不必要条件,求实数a的取值范围.
您最近一年使用:0次
解题方法
4 . 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)
您最近一年使用:0次
名校
5 . 已知命题
,
,命题
,
.
(1)若命题
为真命题,求实数
的取值范围;
(2)若命题
、
至少有一个为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a133fa8172d41c70c25d623f3dddd15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b8b37865b5ad785e92bd6b49ae2b53c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d3367f5f69f16cefa7efd98bfb4b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eafa52b0a6df721cf18d4ead6e50efcb.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若命题
![](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)
您最近一年使用:0次
6 . 已知集合
.
(1)若
,求
;
(2)若
,设命题
,命题
.已知命题
是命题
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbd348db6b20764f3e5c9bac77f8bf91.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9ecabaa402a3ec070d6e1ca76885dc.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-20更新
|
201次组卷
|
2卷引用:江苏省无锡市玉祁高级中学2023-2024学年高一上学期期中考试数学试卷
名校
解题方法
7 . 设全集
,集合
,集合
.
(1)当
时,求
及
;
(2)若“
”是“
”的充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b115ba139ae7981b93a77be31051c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b09305d1bee13180e464b18fa9d3a945.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109e426e848c161a79366657ca264dc.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
8 . (1)已知集合
,
.若
,求实数
的取值范围;
(2)若命题“
,
”为假命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/480e9df91bd15c901ddda1b01aa2b72f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1263e5d902ff50efacb56fc41ffa302.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2939abf9f1755ea304eeb1e73063cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b089cc11718b7f68479c62d4aaa52a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
9 . 已知命题
,
,命题
和
是方程
的两个实根,不等式
对任意实数
恒成立;
(1)若命题p为真命题,求实数a的取值范围;
(2)若命题
有且只有一个为真命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f746eb8efc0dc5b8f48f7b4c0ebeca8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f5a883bfdfdb1ff27434e4686d7d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5e04d2761ba25e9b3db9f87865b89d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af035663f518ab9d750a430f2308537e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625413476c10d9fe3ea23cd48b255048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d0b997c1c15b764383e9184b78ca64.png)
(1)若命题p为真命题,求实数a的取值范围;
(2)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
您最近一年使用:0次
解题方法
10 . 已知函数
,证明:
在区间
上单调递增的充要条件是
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27f67ebe3b975f0b846a38a76eff0dbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2952239f733e7978b2abb3c20fafcf47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aacce9a2647b42f0c4cc10020950573.png)
您最近一年使用:0次