1 . 已知命题
,
为假命题,记实数
的取值为集合
.
(1)求集合
;
(2)设关于
的不等式
的解集为
,若__________,求实数
的取值范围.
从①“
”是“
”的充分不必要条件;
②“
”是“
”的必要不充分条件,这两条件中任选一个,填入上面的横线中,并解答.
注:如果选择多个条件分别解答,按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/248d3fb187b56abeb0317dee8ae6a010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17ca710fe3374b17f856cc90163ae2c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)设关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac7725026d64d0083488985f8e1431fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
从①“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acfc595518cf752e1c7903dfff93dbda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54c50fb5615e36df436d747356b00d78.png)
②“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5353e276298ba6a05b6fef7a997c43b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54c50fb5615e36df436d747356b00d78.png)
注:如果选择多个条件分别解答,按第一个解答计分.
您最近一年使用:0次
名校
解题方法
2 . 已知命题:“
,不等式
恒成立”为真命题.
(1)求实数
取值的集合
;
(2)设不等式
的解集为
,若
是
的必要不充分条件,则实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87008291cdba83461d58dbc9426d777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b51716d14487ab70e9d71830fedab6f5.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c5ccfbbc96bb6533cb909615ddda02b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](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
2023-05-20更新
|
720次组卷
|
4卷引用:广东省汕头市金山中学2022-2023学年高一下学期期中数学试题
广东省汕头市金山中学2022-2023学年高一下学期期中数学试题河北省保定市六校联盟2022-2023学年高二下学期期末联考数学试题(已下线)第三章 函数的概念与性质 章末测试(基础)-《一隅三反》广东省汕头市潮阳黄图盛中学2023-2024学年高一下学期期中考试数学试卷
名校
3 . 已知命题:“
,不等式
成立”是真命题.
(1)求实数
取值的集合
;
(2)设不等式
的解集为
,若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87008291cdba83461d58dbc9426d777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b51716d14487ab70e9d71830fedab6f5.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4489d9b83072184c0e1d6b09be50ca.png)
(2)设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a56878bb7b66cd8d85da45f6efd7fb8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](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
2023-01-06更新
|
368次组卷
|
3卷引用:湖南省岳阳市2022-2023学年高一上学期期末数学试题
4 . 已知命题
“
,关于x的方程
有解”是假命题,
(1)求实数a的取值所构成的集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09048b64e651a1318f5e52347ba49070.png)
(2)在(1)的条件下,设不等式
的解集为N,若
是
的必要条件,求b的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8645952ea14b25443f411d39bdec641e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73bc525a2bfdf950afa9d73807b9175e.png)
(1)求实数a的取值所构成的集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09048b64e651a1318f5e52347ba49070.png)
(2)在(1)的条件下,设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1253816df2499277a371c5136270e4f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1610cd3a2761673d005821bcc71999bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca06304795e9c2c1fd0b4a52eb8d5b9.png)
您最近一年使用:0次
名校
5 . 已知
,
(
且
),函数
.
(1)求函数
的单调区间;
(2)若函数
的图像在点
处的切线的斜率为1,问:
在什么范围取值时,对于任意的
,函数
在区间
上总存在极值?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba45b4ef489b25cdcabebf818897df3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07b6851591b23f754a5704f6089d310b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a26c2087e3a2711f42846403839c200e.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150e8e4ca6aa729a72a6a17c36b8ebfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af2f597ea3f4dcfb89acb19a4ea6355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05d4f43bcb6c64f0c5e15c9f36f1a26b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28a2eafb3dd274dd9b98d83c38e87802.png)
您最近一年使用:0次
6 . 已知命题
对任意的
恒成立;命题
关于
的不等式
有实数解.若命题“
”为真命题,且“
”为假命题,求实数
的取值
范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba1abdab88496ca6775fbbcc5f155de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0be07495dbc744e1ecabac66f748218.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/451e12eab40cf38b8ffdf48e93e8a901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0045a603e555d2d2a8ef634f9edf9951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a31351c3868449fd115650c13152be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
范围.
您最近一年使用:0次
9-10高三下·北京东城·期中
7 . (
已知椭圆
,以原点为圆心,椭圆的短半轴为半径的圆与直线
相切.
(1)求椭圆C的方程;
(2)设
轴对称的任意两个不同的点,连结
交椭圆![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/4415d940d8904a9689cda1d42e7522a6.png)
于另一点
,证明:直线
与x轴相交于定点
;
(3)在(2)的条件下,过点
的直线与椭圆
交于
、
两点,求
的取值
范围.
已知椭圆
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/d317303a9cba459a8167a1bae5ebcd04.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/e66f218312e34cc9afd1768e36ef0ae1.png)
(1)求椭圆C的方程;
(2)设
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/54b2eef1aeff4bc685e7c0cc2d4fafa4.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/ff50b06d875243aa9c5fec5e4b82948c.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/4415d940d8904a9689cda1d42e7522a6.png)
于另一点
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/caf7547391e64ab4ba1a6b0f1d170ed3.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/a906fb03e42b4188abba78dc1072ff0d.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/eea432741420472ebfb45fae7d8c381d.png)
(3)在(2)的条件下,过点
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/eea432741420472ebfb45fae7d8c381d.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/4415d940d8904a9689cda1d42e7522a6.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/dfc1063fb8cd470a9d120b2c915ec9c7.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/b2d5c16639af4707b7212c764bd13816.png)
![](https://img.xkw.com/dksih/QBM/2011/3/8/1570028693577728/1570028699033600/STEM/ffebbda395f049cfb4fe73a8d4323ad6.png)
范围.
您最近一年使用:0次
8 . 已知实数a为常数,且
,
,函数
.甲同学:
的解集为
;乙同学:
的解集为
;丙同学:
的极值为负数.在这三个同学中,只有一个同学的论述是错误的,则a的范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd594e99f82b7736c44e18b2721e607f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3abfa7f173dc46ec1c5f054547333563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff6d8d3a028094e677b6a48855a93d56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff6d8d3a028094e677b6a48855a93d56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知
的解集为A,p:
,q:
或
,若p是q的必要不充分条件,则a的可能取值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a6639fd42e133464eaa7c2424be827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1873b7f750fd0b8bd8f719c200196fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62a930217da110a73bb109f3afc3f754.png)
A.![]() | B.0 | C.1 | D.2 |
您最近一年使用:0次
名校
解题方法
10 . 已知三个不等式:①
;②
;③
;
(1)若不等式①和②的解集分别为集合A与集合B,求
;
(2)若“
”是“
”的充分不必要条件,求m的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7f18821e5860e5ac12413a39ce5e6bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/690162f516e4db438c8e6946604bf72e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e7b904e5c926685b119394a9f6fc65a.png)
(1)若不等式①和②的解集分别为集合A与集合B,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ee569a8ff677073ef2b7aaac3ce69f.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e949a465a33bcf9e9a3f8b9cde19cc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3527e5db0a80be1d9086a91609077168.png)
您最近一年使用:0次
2022-10-20更新
|
299次组卷
|
2卷引用:江苏省常州高级中学2022-2023学年高一上学期第一次调研检测数学试题