名校
解题方法
1 . 已知
:向量
与
的夹角为锐角.若
是假命题,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d143a19cf7adcbf5c6bd5c1213edd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2ba55b52e1546e97eefc527257873fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-04-01更新
|
1066次组卷
|
5卷引用:陕西省2024届高三下学期2月大联考数学试题(全国乙卷)
名校
解题方法
2 . 设命题
:幂函数
在
上减函数,命题
对任意实数
恒成立.
(1)若命题
为真命题,求实数
的取值范围;
(2)若命题
和
中有且只有一个是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cf3605f887d8233f39667b1ee87be51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/419980a96b180978b1a29c3877a352a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.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
3 . 下列说法正确的有( )
A.“![]() ![]() ![]() ![]() |
B.若命题“![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.已知![]() ![]() |
您最近一年使用:0次
4 . 设集合
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b87ac6d1f1166955c9f886d662b954.png)
A.![]() ![]() | B.![]() ![]() |
C.当且仅当![]() ![]() | D.当且仅当![]() ![]() |
您最近一年使用:0次
名校
5 . 已知命题
,
成立;命题
,
成立.
(1)若命题
为假命题,求实数m的取值范围;
(2)若命题p,q至少有一个为真命题,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a133fa8172d41c70c25d623f3dddd15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d609c6e809717c61cbbae6be515a2d35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d3367f5f69f16cefa7efd98bfb4b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5146c99e03f4a96e326dc7ac600aca9c.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
(2)若命题p,q至少有一个为真命题,求实数m的取值范围.
您最近一年使用:0次
名校
6 . 已知命题
:“关于
的方程
有实根”.若
为真命题的充分不必要条件为
,则实数
的取值范围是( )
![](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/de9d53db986fa98cf9391c6d30870338.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fb2be9c8658bce37dfd8f73d3936b5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-09-19更新
|
528次组卷
|
4卷引用:陕西省咸阳市永寿县中学2023-2024学年高三上学期第一次考试文科数学试题
陕西省咸阳市永寿县中学2023-2024学年高三上学期第一次考试文科数学试题天津市耀华中学2023-2024学年高一上学期第一次月考数学试题青海省海南藏族自治州海南州普通高中2023-2024学年高三上学期期中联考数学(理科)试题(已下线)考点4 条件的判断 --2024届高考数学考点总动员【练】
7 . 设命题
:实数
满足
,命题
:实数
满足
.
(1)若
,且
为真,求实数
的取值范围;
(2)若
,且
是
的充分不必要条件,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/0b9999776d428fac2f3f2f7e631a6530.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/898d08a164fdaff3f45a9255a35ad32f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.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/4f4c78214e43a8b93f2a57072033cbcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
8 . 在命题“若
是奇数,则
,
都是奇数”的逆命题、否命题、逆否命题中,真命题的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88584cf1df43e28d03592c7998b1653.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
A.3 | B.2 | C.1 | D.0 |
您最近一年使用:0次
名校
解题方法
9 . 已知命题
:任意
,使
为真命题,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69303621c56f67b4ec4e0ac575deb554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce776221a0db73d1ec65039a4fe00fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 设
,则“
或
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73254f32b6da29ecc32df2e9f87a4c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecdc78c604b10eba14ae694c84921076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0944bce97a5535de1f6782e1a48ea23.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2023-05-13更新
|
341次组卷
|
2卷引用:陕西省宝鸡教育联盟2022-2023学年高二下学期6月联考理科数学试题