1 . 已知
,a为函数
的极值点,直线l过点
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)求
的解析式及单调区间:
(2)证明:直线l与曲线
交于另一点C:
(3)若
,求n.(参考数据:
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/564a3336ddeba347978fee32ffb16631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc0021f960dba2b8860d09d9bf26872.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ad344f3b6676f6e821cb687ba522268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)证明:直线l与曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/978068ab8189f54a3365be8d73280f32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95cffb0685e90e8d603813673a8f0801.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/513da43c5b2cbc26d9d53ab32274d3f7.png)
您最近一年使用:0次
名校
2 . 设函数
,
,
.
(1)求函数
的单调区间和极值;
(2)若关于
的不等式
的解集中有且只有两个整数,求实数
的取值范围;
(3)方程
在的实根为
,令
,若存在
,使得
,证明
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/427c0e1338814bb5431c3ab7e2d3b9d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8025bceccbc5be142baecfaacfb44626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c0769a5f9d25f1c93c4d37b0e0af9e2.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eeb41f0d781816876cc3264a0fc79b3.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/633ef53a95a7cf276cb6c9021d4ffcbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f76230e463a5ed01ea817c66d194807d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41332c99ca8b3c902f94759e1be10188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c9459b828d91efd08ca3b18e5518c7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e2551c314c6ea951fca591bf87a6f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a0c66a634157c181156a0ead54d9fc0.png)
您最近一年使用:0次
2022-05-03更新
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874次组卷
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3卷引用:天津市滨海新区塘沽第一中学2022届高三下学期高考适应性测试数学试题