名校
1 . 下列命题中正确的是( )
A.若已知集合![]() ![]() ![]() ![]() ![]() |
B.函数![]() ![]() |
C.已知不等式![]() ![]() ![]() ![]() ![]() ![]() |
D.命题![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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名校
2 . 命题
:方程
有两个不相等的正实根,命题
:方程
无实根,若“
或
”为真命题,“
且
”为假命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36bcb4df710cf7fc5a4159380ae5451e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/624d32463dfa336c88216b1bd7cd91da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
3 . 设
,命题p:函数
在
内单调递增;q:函数
存在极值.
(1)若命题q是真命题,求a的取值范围;
(2)若命题
是真命题,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/810949b76573ccd9d43af3815299d443.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db1dbafaa4b34a6aba8ae057a7859521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bab2951a953fa8c2b971de027870e83a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0d03dfafe7c7b5ba193f9fabc109ba7.png)
(1)若命题q是真命题,求a的取值范围;
(2)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e48ebdd742cb5d310c21a384d599bc6.png)
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解题方法
4 . 已知命题p:函数
在
上单调递减,命题q:函数
是增函数.若“
”为真命题.求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f724d68178ee026be74a3836f5f290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da3a6d011679952771607b3a166676b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/372344eb276ed3d7dcb33e657284ea6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5 . 短道速滑队6名队员(含赛前系列赛积分最靠前的甲乙丙三名队员在内)进行冬奥会选拔,记“甲得第二名”为
,“乙得第二名”为
,“丙得第三名”为
,若
是真命题,
是假命题,
是真命题,则选拔赛的结果为( )
![](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/11bc05f41215f9894e11d1df0465751a.png)
![](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/3a404f81fe6d96bcc7cc835993f53082.png)
A.甲得第三名,乙得第二名,丙得第一名 | B.甲得第二名,乙得第一名,丙得第三名 |
C.甲得第一名,乙得第三名,丙得第二名 | D.甲得第一名,乙得第二名,丙得第三名 |
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6 . 短道速滑队6名队员(含赛前系列赛积分最靠前的甲乙丙三名队员在内)进行冬奥会选拔,记“甲得第二名”为
,“乙得第二名”为
,“丙得第三名”为
,若
是真命题,
是假命题,
是真命题,则选拔赛的结果为( )
![](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/11bc05f41215f9894e11d1df0465751a.png)
![](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/9d42106a1e81bba7fec300328444a480.png)
A.甲得第一名,乙得第二名,丙得第三名 |
B.甲得第二名,乙得第一名,丙得第三名 |
C.甲得第一名,乙得第三名,丙得第二名 |
D.甲得第一名,乙得第二名,丙得第三名 |
您最近一年使用:0次
名校
7 . 已知命题p:方程
有两个不等的负实根,命题q:方程
无实根.若命题p,q一个为真命题,一个为假命题时,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19cc475eff68769514051b27b013956.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c20c09126ff8a67f393aacd20286b1bb.png)
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解题方法
8 . 下列说法不正确的是( )
①命题“
,
”的否定是“
,
”;
②“
”是“函数
为奇函数”的充分不必要条件;
③命题
,
,命题
,
,则
为真命题;
④“函数
在
上是减函数”,为真命题.
①命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05611fbe265ef9e3d4a8b1821bcbc1eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8645952ea14b25443f411d39bdec641e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9625e85854c1c1ceba285d286b445ac.png)
②“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b172af7906d9a05f92f7e309592d84a.png)
③命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d805d8e66d7fcd40578fcf8a604c1d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6e8f9a9b9a90e954c535e0d1847891c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d3367f5f69f16cefa7efd98bfb4b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/264dab145ceba44696a6ee63b1e1549d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
④“函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36ea5e8fdf104e1cc8348c13a3cd1610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cb4279cb37b97c14310808971acea31.png)
A.①②③ | B.②③④ | C.①③④ | D.①②④ |
您最近一年使用:0次
2023-12-23更新
|
257次组卷
|
4卷引用:宁夏回族自治区银川市永宁县上游高级中学、景博高中高三2023-2024学年高三上学期联合考试(一)(12月)文科数学试题
9 . 设命题
实数x满足
,其中
,命题
实数x满足
.
(1)若
,且p和q都是真命题,求实数x的取值范围;
(2)若q是p的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1dc823077f5a0767f65ee2187834039.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3fedf3e1847bed8d2ea1a81a8eb07a8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
(2)若q是p的充分不必要条件,求实数a的取值范围.
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10 . 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:陕西省汉中市城固县第二中学2023-2024学年高一上学期11月月考数学试题