已知
,命题
:函数
至少有一个零点;命题
:函数
为
上的增函数.
(1)若“
且
”为假命题,“
或
”为真命题,试求实数
的取值范围;
(2)记(1)中
的取值范围为集合
,集合
,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/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63dd39bc6359c9be618a10831358d330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8009ad829b5948947d511e7037c51abe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
(1)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/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)记(1)中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2439999231f1d115b7a7468424b5d271.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/294f5ba74cdf695fc9a8a8e52f421328.png)
20-21高一下·江西景德镇·期末 查看更多[2]
江西省景德镇一中2020-2021学年高一下学期期末数学(1班)试题(已下线)期末模拟卷01(测试范围:必修第一册全部内容)-【单元测试】2022-2023学年高一数学分层训练AB卷(人教A版2019必修第一册)
更新时间:2021-07-18 15:38:03
|
相似题推荐
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐1】已知集合
,
.
(1)若集合B满足
且
,求实数m的取值范围;
(2)若
是
的必要不充分条件,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f110d1bb5b51ca0311046daaa99960e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5017a888c8d5d3f2e3623a105ef64e.png)
(1)若集合B满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928cd155cf20033821c58ab602111bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐2】已知命题:“
,使得
”为真命题.
(1)求实数m的取值的集合A;
(2)设不等式
的解集为B,若
是
的必要不充分条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02491f9709f00a1bc169278fbe01f576.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb7b12e33cf59ca118b6f7c5a7bfa351.png)
(1)求实数m的取值的集合A;
(2)设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4cba0fe60beceb1cd8cffb9e385ec4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
解题方法
【推荐1】已知命题p:函数
在(0,+∞)为减函数,命题q:复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762e5af3197f712df3bc06841a113950.png)
在复平面内的对应点在第三象限.如果p或q为真命题,p且q为假命题,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da668452bf94a7df60422815ae3b3d07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762e5af3197f712df3bc06841a113950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae676c936b91af769360c2624f70e532.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐2】给定命题
:对任意实数
都有
成立;命题
:关于
的方程
有实数根.如果
为真命题,
为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abdea09520a9022a2f1e07bf12afe6b.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/ed96a4869723b318e458de59d80342e8.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