名校
1 . 已知函数
(
为常数)
(1)定义:区间
的长度为
,若
,问是否存在区间
,使得
时,
的值域为
,若存在,求出此区间长度的最大值;
(2)解关于
的不等式:
;
(3)求函数
在
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/145f31dbe54826054f0714a1d3d9b6e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)定义:区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5e23b42cdffe75e705cf0b24763e862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e207cf62e3a7e282eac4c4a3455bbf9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8efd722e447c94679c78ad21c873488.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ef3444738ba9d06e0e7ecb1c1a2b81.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
您最近一年使用:0次
名校
2 . 已知函数
.
(1)若
,且关于x的不等式
的解集是
,求
在区间
上的最值;
(2)若
,
,
,解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c43c6dbeab3ca3c3d1ec292dafebd8f5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2aa311daf7a73f8c45de4462f9d92b6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/454e144443f5fb98c6852824eb4aad2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e768f6d07a30c490a1011a8256548bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
您最近一年使用:0次
2022-02-18更新
|
311次组卷
|
3卷引用:山西省怀仁市第一中学2021-2022学年高一上学期期末数学试题
解题方法
3 . 已知函数
.
(1)当
时,求
在
上的值域;
(2)当
时,解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e127c03b6f6e286b9258d291b931c3f2.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d616822824f710f3e4078e91d6e0411.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
您最近一年使用:0次
2021-11-23更新
|
700次组卷
|
5卷引用:山西省吕梁市孝义市2021-2022学年高一下学期开学考试数学试题
山西省吕梁市孝义市2021-2022学年高一下学期开学考试数学试题河南省2021-2022学年高一上学期10月联考数学试题(已下线)易错点09 不等式-备战2022年高考数学考试易错题(新高考专用)(已下线)2.1 不等式的性质及一元二次不等式(精练)-【一隅三反】2023年高考数学一轮复习(提升版)(新高考地区专用)河南省洛阳新学道高级中学2022-2023学年高一上学期第一次月考数学试题