名校
解题方法
1 . 已知命题
:存在
,使得
成立;命题
:实数
满足的方程
表示焦点在
轴上的椭圆.
(1)若命题
为真命题,求实数
的取值范围;
(2)若命题
和命题
都是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8196da78d432103f06f059d745fcc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e195308af42f5f2fd4c0ee1b9bf45de2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.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
20-21高一上·江苏南通·阶段练习
名校
2 . 已知
,命题
:二次函数
在
内有且只有一个零点;命题
:对
,
恒成立.若
是真命题,
是假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c18f31cf498187b1bde83cd1ea7d3ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9405741735c6bfbbbfcb52ae03069b22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fae6c28dafd05db00a9062c37d822a78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/285219e70f15d6eb9ffc70879775aa04.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
名校
3 . 已知命题p:实数m满足的方程
表示双曲线,命题q:实数m满足的方程
+
=1表示焦点在y轴上的椭圆.
(1)若命题p为真命题,求实数m的取值范围;
(2)若p是q的充分不必要条件,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeef78bf24c541ab86860b4b1644531f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb93d5b0e8d067c06c85cb2501a45c99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65d2c6afd89182445a3b727158ec390d.png)
(1)若命题p为真命题,求实数m的取值范围;
(2)若p是q的充分不必要条件,求a的取值范围.
您最近一年使用:0次
2020-10-13更新
|
343次组卷
|
2卷引用:江苏省泰州中学2020-2021学年高二上学期10月质量检测数学试题
名校
4 . 已知
,命题
对
,不等式
恒成立;命题
,使得
成立.
(1)若
为真命题,求
的取值范围;
(2)若命题
和命题
有且仅有一个为真,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/561acf30b972f1f0039b0c4a090913b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7325bb368de012fac49eaa50932c289f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b59677f0e723573b21ec21792232468.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1849288852f71c2d0db8f4b6748eba3.png)
(1)若
![](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/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
2020-10-13更新
|
205次组卷
|
4卷引用:江苏省扬州大学附中东部分校2020-2021学年高一上学期第一次月考数学试题
江苏省扬州大学附中东部分校2020-2021学年高一上学期第一次月考数学试题甘肃省张掖市2020-2021学年高二上学期期末数学(文)试题(已下线)1.1 命题及其关系基础练-2021-2022学年高二数学同步训练精选新题汇编(人教A版选修2-1)安徽省黄山市屯溪第一中学2023-2024学年高一上学期10月月考数学试题
名校
5 . 已知命题
;命题
:集合
,
且
.求实数
的取值范围,使命题
,
均为真命题.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ddb4860a249094eb09770bc110887a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30f676ac36a0a867f6dcaf50c1a3aeab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d23548001015ee7b716254e57228b85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](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)
您最近一年使用:0次
2020-10-11更新
|
214次组卷
|
3卷引用:江苏省盐城中学2020-2021学年高一上学期10月第一次阶段性质量检测数学试题
6 . 已知
:
,
,
:
,
,且
和
都是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50c0a8758b4dad713f00a2377499287d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1485a4756c56f1126b9825d5019d544c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ad3fb79bced5f858dfb3e6c54e1d237.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
名校
7 . 命题
:函数
在
上是增函数;命题
:
,使得
.
(1)若命题
为真,求实数
的取值范围;
(2)若命题“
且
”为真,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2054e0dc7153871a51a8753cd5c73735.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1fce155963060b2e5b9147a185897cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1485a4756c56f1126b9825d5019d544c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de9d53db986fa98cf9391c6d30870338.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若命题“
![](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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-09-27更新
|
133次组卷
|
2卷引用:江苏省盐城市建湖县上冈高级中学2018-2019学年高二上学期期中数学(理)试题
19-20高一·全国·课后作业
8 . 将下列性质定理写成“若
,则
”的形式,并用必要条件的语言表述:
(1)平面四边形的外角和为
;
(2)在平面直角坐标系中,关于
轴对称的两个点的横坐标相等.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(1)平面四边形的外角和为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f5aa7d56ae102cf02bdeeea98520e63.png)
(2)在平面直角坐标系中,关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2020-08-14更新
|
146次组卷
|
6卷引用:2.1 命题、定理、定义-2021-2022学年高一数学上册同步培优训练系列(苏教版2019)
(已下线)2.1 命题、定理、定义-2021-2022学年高一数学上册同步培优训练系列(苏教版2019)(已下线)2.1 命题、定理、定义(练习)-高一数学同步精品课堂(苏教版2019必修第一册)(已下线)【新教材精创】1.2.1+必要条件与充分条件+教学设计(1)-北师大版高中数学必修第一册(已下线)【新教材精创】1.2.1+必要条件与充分条件(2课时)+教学设计(2)-北师大版高中数学必修第一册【新教材精创】1.2.1+必要条件与充分条件(2课时)+学案(2)-北师大版高中数学必修第一册(已下线)第01讲 命题、定理、定义(教师版)-【帮课堂】2021-2022学年高一数学同步精品讲义(苏教版2019必修第一册)
名校
解题方法
9 . 已知命题:“
,使得
”为假命题.
(1)求实数
的取值集合
;
(2)设不等式
的解集为集合
,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/a4707a09a8e358b4718164d57b76d5f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eafc107eab0f874b975cae438e0a1df.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/b8b99e0ace222ac859fff9f43f13bf54.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
2020-05-21更新
|
620次组卷
|
7卷引用:江苏省南航苏州附中2020-2021学年高一上学期10月自主学习质量监测数学试题
名校
10 . 给定两个命题P:对任意实数x都有
恒成立;Q:关于x的方程
有实数根;
(1)“
”是P的什么条件?
(2)如果P与Q中有且仅有一个为真命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abdea09520a9022a2f1e07bf12afe6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed96a4869723b318e458de59d80342e8.png)
(1)“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
(2)如果P与Q中有且仅有一个为真命题,求实数a的取值范围.
您最近一年使用:0次