名校
1 . 已知命题
直线
与圆
有公共点;
命题
函数
在区间
上单调递减;
(1)分别求出两个命题中
的取值范围,并回答
是
的什么条件;
(2)若
真
假,求实数
的取值区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a8ba78658831f9fce13aafa1d93973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a7a5c18ef36a919886d2d1e2f3e5289.png)
命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aadb627a40786091cfd9648360212a58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13e38a5ee18ecf4af2d9a8443b4a7bc.png)
(1)分别求出两个命题中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.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/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2019-05-07更新
|
1011次组卷
|
4卷引用:江西省南康中学2018-2019学年高二下学期期中考试(第二次大考)数学(文)试题
2 . 已知命题p:(x-2)(x+m)≤0,q:x2+(1-m)x-m≤0.
(1)若m=3,命题“p∧q”为真命题,求实数x的取值范围.
(2)若p是q的必要不充分条件,求实数m的取范围.
(1)若m=3,命题“p∧q”为真命题,求实数x的取值范围.
(2)若p是q的必要不充分条件,求实数m的取范围.
您最近一年使用:0次
名校
3 . 已知命题
不等式
的解集是
. 命题
函数
在定义域内是增函数.若“
”为真命题,“
”为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/750481d1a2fac3154ebe63664adebf4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c58f3f8ee872768316395996779ce529.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-05-28更新
|
668次组卷
|
7卷引用:四川省南充高级中学2019-2020学年高二下学期期中考试数学(理)试题
四川省南充高级中学2019-2020学年高二下学期期中考试数学(理)试题四川省南充高级中学2019-2020学年高二下学期期中考试数学(文)试题吉林省实验中学2019-2020学年高二下学期期末考试数学(文)试题湖南省张家界市民族中学2020-2021学年高二上学期10月月考数学试题甘肃省静宁县第一中学2020-2021学年高二上学期期末考试数学(理)试题江西省九江市修水县2019-2020学年高二下学期期末考试数学(文)试题(已下线)第1章《常用逻辑用语》章节复习巩固基础练-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)
4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec402b6a5d8f49fa31c391ca74a2a48c.png)
(Ⅰ)解关于
的不等式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23df705d251c27c8c691279d26f344de.png)
(Ⅱ)若
的解集非空,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec402b6a5d8f49fa31c391ca74a2a48c.png)
(Ⅰ)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23df705d251c27c8c691279d26f344de.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a600b1187fd07dd0ef3a51b6157edc35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
5 . 已知命题P:关于的
不等式
的解集为空集
;命题q:函数
没有零点,若命题P且q为假命题,P或q为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d1cfd50c60e592b8a31d2a0c7633134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2df1bc516cf59796f7610454440afc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/903475df1dfdbf071ee7d1b2fe841ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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