名校
1 . 设命题
:函数
的值域为
;命题
:不等式
对一切
均成立.
(1)若
为假命题,求实数
的取值范围;
(2)若命题
,
至少有一个是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48fa968a7c47f7fdcdf50f6755908bda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18b83e57aaba958eca0fd8135158f8eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-12-01更新
|
387次组卷
|
2卷引用:山西省长治市第二中学校2020-2021学年高二上学期期中数学(理)试题
名校
2 . 设命题
,命题
.
(1)若
,命题“
”为真,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/aef39e5a31d3f55be18e8533d4e84fa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7c7797aff402595a6a96bb36220bce.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](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)
您最近一年使用:0次
2020-12-01更新
|
253次组卷
|
3卷引用:山西省长治市第二中学校2020-2021学年高二上学期期中数学(理)试题
名校
3 . 已知命题
:对任意实数
都有
恒成立;命题
:关于
的方程
有实数根.
(1)若命题
为假命题,求实数
的取值范围;
(2)如果“
”为真命题,且“
”为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abdea09520a9022a2f1e07bf12afe6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed96a4869723b318e458de59d80342e8.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)如果“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-12-01更新
|
298次组卷
|
2卷引用:山西省长治市第二中学校2020-2021学年高二上学期期中数学(文)试题
名校
4 . 已知命题
;
关于
的方程
有实数根.
(1)写出命题
的否定,并判断命题
的否定的真假;
(2)若命题“
”为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d10f111fdfca44ac4ba952ba2cdfaba3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36bcb4df710cf7fc5a4159380ae5451e.png)
(1)写出命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
(2)若命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2020-01-17更新
|
223次组卷
|
3卷引用:山西省长治市潞州区第二中学校2019-2020学年高二上学期期末数学(理)试题
名校
5 . 设命题
实数x满足
,命题
.
(1)若
是
的充分而不必要条件,求实数
的取值范围;
(2)若
,
为假命题,
为真命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4ccd5941a5a85812d8c5a14291f92cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ece9d59f219dcaf492a82861a4bc6f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1186aadb2169e4c15ca2abaef545874e.png)
(1)若
![](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)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2020-01-17更新
|
155次组卷
|
2卷引用:山西省长治市潞州区长治市第二中学校2019-2020学年高二上学期期末数学(文)试题
名校
6 . 已知命题p:∀x∈[1,2],x2-a≥0,命题q:∃x0∈R,x
+2ax0+2-a=0,若命题“p∧q”是真命题,则实数a的取值范围是( )
![](https://img.xkw.com/dksih/QBM/2018/9/8/2027794198306816/2044090715357185/STEM/33798b8416fe46d4af5435308ea2ae93.png?resizew=6)
A.(-∞,-2]∪{1} | B.(-∞,-2]∪[1,2] |
C.[1,+∞) | D.[-2,1] |
您最近一年使用:0次
2018-10-01更新
|
492次组卷
|
9卷引用:山西省长治市潞州区第二中学校2019-2020学年高二上学期期末数学(理)试题
山西省长治市潞州区第二中学校2019-2020学年高二上学期期末数学(理)试题2015-2016学年福建省上杭一中高二上期末模拟理科数学卷福建省福州第四中学2016-2017学年高二上学期第一学段模块检测数学(文)试题河南省灵宝市实验高级中学2017-2018学年度高二下学期第二次月清数学(理)试题江西省赣州市崇义中学2018届高三上学期第二次月考数学(文)试题2018届高三数学训练题(3):逻辑联结词、量词 黑龙江省海林市朝鲜族中学高三数学人教版选修1-1同步练习:第一章 常用逻辑用语单元测评(已下线)1.5 (分层练)全称量词与存在量词-2021-2022学年高中数学必修第一册课时解读与训练(人教A版2019)(已下线)课时1.5 (考点讲解)全称量词和存在量词-2021-2022学年高一数学新课学习讲与练精品资源(人教版2019必修第一册)
名校
7 . 已知
:方程
有两个不等的正根;
:方程
表示焦点在
轴上的双曲线.
(1)若
为真命题,求实数
的取值范围;
(2)若“
或
”为真,“
且
”为假,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b78bae4bda96d20384d7cd2b48f2f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/883040a73de7e413171be70b7e72a2dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若“
![](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/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2017-02-16更新
|
1760次组卷
|
8卷引用:山西省长治市太行中学2020-2021学年高二上学期期末数学(文)试题