1 . 已知函数
有两个零点.
(1)求
的取值范围;
(2)设
,
是
的两个零点,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12d778342f4abe4a14077d46774afdce.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c32dfca46fd4d3c63902e76e5b440717.png)
您最近一年使用:0次
2 . 已知函数
.
(1)讨论
的单调性;
(2)若
,对于任意
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c91e86b5734b38af68cdee7ff4dfb0.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec72ca557aa4229ee871628ffcf0d8a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab25ac48435dc4a873d61a37852f571.png)
您最近一年使用:0次
2021-05-08更新
|
1546次组卷
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4卷引用:河南省开封市2021届高三三模理科数学试题
河南省开封市2021届高三三模理科数学试题(已下线)第05讲 极值点偏移:平方型-突破2022年新高考数学导数压轴解答题精选精练青海省西宁北外附属新华联外国语高级中学2022-2023学年高三下学期开学考试数学(理)试题(已下线)专题05 极值点偏移问题与拐点偏移问题-1