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解题方法
1 . 已知函数
(其中e是自然对数的底数),曲线
在点
处的切线方程是
,
.
(1)求a,b;
(2)若
在
上恒成立,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c55df5f047436e5dad6c66475dc5c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea9824af71c9da5db5a00ec06063024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef2123278fa0deabcfaf973dac14e2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab68d15d9ed95cac584152cf76399a38.png)
(1)求a,b;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2342d5722ac6e69b417e6c9a08fa2efc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
您最近一年使用:0次
2023-07-06更新
|
664次组卷
|
2卷引用:云南省临沧市民族中学2024届高三上学期开学考试数学试题
2022高三·全国·专题练习
名校
2 . 已知函数
.
(1)若函数
在
上单调递增,求
的取值范围;
(2)若
,证明:当
时,
.
参考数据:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d776483024522a057605a8bd203e7164.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd6f5dc8b658d75ccdd30e4ad5c5b199.png)
参考数据:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e3ce576f0766f29349db973fc22eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9405361d7be3c9e4d462a4e955d8fe3c.png)
您最近一年使用:0次
2022-01-12更新
|
1040次组卷
|
3卷引用:云南省宣威市第三中学2024届高三上学期开学收心考试数学试题