解题方法
1 . 已知命题“
,使得
”为假命题,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efb71310ec267ea2c2fc0ccaeb2343d0.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a3fe2eddd4ea9e9f8b04c3d8aa0e9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0c69b77c4fd47783e246fbed914a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efb71310ec267ea2c2fc0ccaeb2343d0.png)
您最近一年使用:0次
名校
2 . 若“
”为假命题,则
的取值可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c2a8fc1081232d4fe0209da2375db40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.5 | B.3 | C.1 | D.-1 |
您最近一年使用:0次
2023-12-25更新
|
639次组卷
|
2卷引用:江苏省宿迁市泗阳县实验高级中学2023-2024学年高一上学期第二次调研测试数学试题
名校
解题方法
3 . 若命题“
,
”为假命题,则实数a可取的最小整数值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ed8c662623736344591c021a45fc568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2355c6c5ca0a2ea1b7f32060f0713027.png)
您最近一年使用:0次
名校
解题方法
4 . 设
,命题
;命题
.
(1)若
为真命题,求
的最大值;
(2)若
一真一假,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e72f6b2ef3329828cb8fc873eeba7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c523398e9cfad93674b07bd0e97a1a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/197625aa35399fd89271a97ae1c149cf.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
您最近一年使用:0次
2023-11-18更新
|
184次组卷
|
4卷引用:江苏省盐城市响水中学2023-2024学年高一上学期期中考试数学试题
解题方法
5 . 已知
,
,
.命题
,
,使
成立;命题
对任意
,
,不等式
恒成立.
(1)若命题
是真命题,求实数
的取值范围;
(2)若命题
和命题
同时为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b37c9958be0633fdce2ad7a2377f7644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304422f2297ee46bca641c37ed0e6108.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87eb3abd5e642cdc300157608d025dea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade7dd8b8c93fb38605bb2f6f326cf15.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
6 . (1)已知
.若p是q成立的必要不充分条件,求实数m的取值范围;
(2)已知命题
,命题
.若p是真命题,
是假命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a8b61b604ba6503bccf9b2ef5b1084.png)
(2)已知命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb584ec782ca0dfb7f81112b0108daa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5b5498997ff76283f0cf472e07d4f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
名校
7 . 已知命题
成立,命题
.
(1)若命题
为真命题,求实数
的取值范围;
(2)若命题
为真命题,求实数
的取值范围;
(3)若命题
只有一个为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dd4f7d7155fee875d14096d4f74fa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721f2e5b056fd7fa544bfecedfc97512.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/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
8 . 已知命题
;命题
,若命题
均为假命题,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/734f3975e8a2cfaa86b929442e971f6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28bc06c694375f4f78def89ef2beb8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd5371a6f0f82c65dd22f75f8b807c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知命题p:
,使得
成立;命题q:正数a,b满足
,不等式
恒成立.
(1)若命题p真命题,求实数m的取值范围;
(2)若命题p和命题q有且仅有一个真命题,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f09d569d58fdd87f43043613ab0067f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4387b53b13b6aaf30e159ec6e7be8bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536178538dd8176b8743e3ceb94523a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb25f33fd1238d9d338cc287eebadcc.png)
(1)若命题p真命题,求实数m的取值范围;
(2)若命题p和命题q有且仅有一个真命题,求实数m的取值范围.
您最近一年使用:0次
23-24高一·江苏·假期作业
10 . 已知命题
,命题
.
(1)若命题
为真命题,命题
为假命题,求实数a的取值范围;
(2)是否存在实数
,使得命题
和
均为真命题?若存在,求出实数
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca5c660480419c70debeecd929e81ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52760b65a99c4ba619408a7f84931da2.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.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