名校
1 . 已知函数
.
(1)求曲线
在点
处的切线方程;
(2)求证:当
时,
;
(3)设实数
使得
对
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e5b49c94242af1eccf6990961a9292a.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691696e19e95dad2695ed99682bcb48e.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f47d8074365c6e643aa10d23f7e7853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/538fa4eef13f50a43a25333ae2b087ad.png)
(3)设实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e779ed8ae49055d4f2e373962ce1cab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f47d8074365c6e643aa10d23f7e7853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2024-01-22更新
|
1605次组卷
|
3卷引用:北京市石景山区2024届高三上学期期末数学试题
名校
2 . 已知
在
处的切线方程为
.
(1)求实数
的值;
(2)证明:
仅有一个极值点
,且
.
(3)若
,是否存在
使得
恒成立,存在请求出
的取值范围,不存在请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd5387267b6f5965456de8f0e0bdf964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58153bf3fdc83363cb5a23a2740d3778.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dec9c729c13d5db8e8929f726c3abcb.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae1d9c7098a778798abc2e7b60151a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfaf5afd77bd894df1e1a672040de990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
3 . 已知函数
.
(1)若
,求
的取值范围;
(2)证明:若
有两个零点
,
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df4df8dfa21aa179a98e59bfc7e7225.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)证明:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](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/b725fdc8de9800f2692f6fea8585b1e9.png)
您最近一年使用:0次
名校
解题方法
4 . 已知函数
.
(1)若曲线
在点
处的切线为
轴,求
的值;
(2)讨论
在区间
内极值点的个数;
(3)若
在区间
内有零点
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7b88eb33e7dc84ebc0040a12a1917c0.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a948d2f7732d7f03e986c63712089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e1c9c97de9198d47306216e9961b80.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e1c9c97de9198d47306216e9961b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/941c1edd760d5d17b752b2c2503172aa.png)
您最近一年使用:0次
2024-01-21更新
|
1303次组卷
|
5卷引用:北京市朝阳区2024届高三上学期期末数学试题
北京市朝阳区2024届高三上学期期末数学试题(已下线)高三数学开学摸底考 (北京专用)(已下线)2024年高考数学二轮复习测试卷(北京专用)广东省广州市真光中学2023-2024学年高二下学期第一次月考适应性预测卷数学试题广东省东莞市厚街中学2023-2024学年高二下学期4月月考数学试题
名校
5 . 已知函数
.
(1)求曲线
在
处的切线方程;
(2)当
时,求函数
在
上的最小值;
(3)写出实数
的一个值,使得
恒成立,并证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae77c5783d158610c60c39bb7759c225.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf8eca68c4c7478f412183aa275fc7dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce7bf4affe75671a45a04c51e881676.png)
(3)写出实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81ed7f6a4475e0fa682fa81ee747da3.png)
您最近一年使用:0次
2024-02-27更新
|
813次组卷
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4卷引用:北京市海淀区北京一零一中2023-2024学年高三下学期统考四(开学考)数学试题
6 . 已知函数
.
(1)求曲线
在点
处的切线方程和
的极值;
(2)证明
在
恒为正;
(3)证明:当
时,曲线
:
与曲线
:
至多存在一个交点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1d897bf1170f96cac0c36823a512a.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5044a8d83184f7c808536a7094a10b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
(3)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347c62b44fae618a37c145b3b5d1f1db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec4852876f277fde17f2e33ea9bed2d3.png)
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2023-11-26更新
|
514次组卷
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3卷引用:北京市顺义区第二中学2023-2024学年高三上学期11月月考数学试题
北京市顺义区第二中学2023-2024学年高三上学期11月月考数学试题北京市东城区第六十五中学2024届高三上学期12月月考数学试题(已下线)专题07 函数与导数常考压轴解答题(12大核心考点)(讲义)
7 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e621187454132f3f3bdf9c5ddfb1b543.png)
(1)求函数
的单调区间;
(2)求证:当
时,
恒成立;
(3)设函数
的定义域为D,求证:
,且
,都有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e621187454132f3f3bdf9c5ddfb1b543.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752d8db8a05b3ec7312f6ac8b64a07.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2836e6fab597cbfbbc38ce832c6d0191.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2f24b4fa5308650a244d954f78f09b.png)
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解题方法
8 . 已知
.
(1)当
时,求函数
在点
处的切线方程;
(2)求证:
;
(3)若
在
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/029bffc59afbce5c65d95e4faeb59823.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b2c84e7b41a841a230ed5f8a42309aa.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f755768934777564e046273849e4234e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac4cbc7b067862a3d9c6789b392fc068.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
.
(1)求
在点
处的切线方程;
(2)求证:当
时,
.
(3)若
时,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1d897bf1170f96cac0c36823a512a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/173f99d0a0cf852179fe8cf28d7c5332.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0616c29e392039cf12339c78cf26b7d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-04-04更新
|
904次组卷
|
2卷引用:北京市第五十五中学2022-2023年高二下学期3月调研数学试题
解题方法
10 . 已知函数
.
(1)求证:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da374a5985902c20abd0204f9924316.png)
(2)设
,若
在区间
内恒成立,求k的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e9b01bad53cab88e6a2fcae5e73116.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da374a5985902c20abd0204f9924316.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8291ca77106b0bcd3de09a4b9e63504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
您最近一年使用:0次
2023-06-17更新
|
1017次组卷
|
3卷引用:北京市华中师范大学第一附属中学朝阳学校2021-2022学年高二下学期期中数学试题