名校
1 . 定义在
上的函数
满足
且对于任意
,均有
,若对于所有满足上述条件的函数
,均存在实数
,使得对于任意
,总有
则实数
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c9f8ad25aef3f716fb9baa7c53009a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b66729d34757b221d0c318e4e8ff2fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8002ea1be58733edc25049ed8b17ff89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/219adf91338c8fb30c4ec939b669e048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6df3d1d16141528f062790e917223016.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99569cc64e1cf0c707be9a5ca4ee331a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2 . 已知函数
,
.
(1)当
时,求不等式
的解集;
(2)若关于
的不等式
的解集包含
,求
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd4736ecaf1294eea5373b5a470f011e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e6890096e4a18dd90fd4d0e8f0cbaf4.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3a075dce77c9a6b964a8a3fc1ee6e8c.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa18838a13fda4e45612c32cdf98b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-10-21更新
|
308次组卷
|
2卷引用:辽宁省沈阳市郊联体2020届高三上学期期末考试数学(文)试题
名校
3 . 设函数
.
(1)求不等式
的解集;
(2)若存在
使不等式
成立,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72687a118dfd1b3df57c0e9bc74bb509.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29c7572463225bb3b65cb371f4496440.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7708188baf3e998d4e23cc9bbfd32d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2018-10-04更新
|
617次组卷
|
3卷引用:辽宁省辽河油田第二高级中学2017-2018学年高二下学期期末考试数学(理)试题