名校
1 . 已知函数
.
(1)若函数
的一个极值点是
,求函数
的单调区间
(2)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8554fd9565f19a605bdd227eefd187.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
您最近一年使用:0次
2020-10-18更新
|
206次组卷
|
3卷引用:山西省忻州市岢岚县中学2020-2021学年高二下学期4月月考数学(理)试题
2 . 已知
时,函数
有极值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e64e56e0b9806b3c225783f186e77e.png)
(1)求实数
的值;
(2)求函数
的极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679353e656a54993c041ebd39ec7b31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41fd196d11979e2d39235efbdb1ef283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e64e56e0b9806b3c225783f186e77e.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ab9b3610c3d5e741235fc6c838517c.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
2019-03-27更新
|
466次组卷
|
3卷引用:山西省忻州市岢岚县中学2020-2021学年高二下学期4月月考数学(理)试题
名校
3 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1eb4131628226c3b22822c78b8c54a.png)
若
在
处取得极值,求实数a的值.
求函数
的单调区间.
若
在
上没有零点,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1eb4131628226c3b22822c78b8c54a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679353e656a54993c041ebd39ec7b31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4bb89a362c1faf4d0c306eabbb59710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51844a569ec19baf34216eb36c03b1df.png)
您最近一年使用:0次
2018-04-22更新
|
1224次组卷
|
6卷引用:山西省忻州市岢岚县中学2020-2021学年高二下学期4月月考数学(理)试题
4 . 已知函数
,当
时,
取得的极值
.
(1)求函数
的单调区间;
(2)若对于任意
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a067cf0816685ced2ce5a8fa7a3b10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77f22a017c379b815256d7af2521dd7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次