解题方法
1 . 已知函数
.
(1)求函数
极值;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29f444db402303c7a0b67abfa0a8332.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4c961df4d98866d6a5759781b4ecc7.png)
您最近一年使用:0次
2 . 已知函数
.
(1)当
时,求函数
的极值;
(2)设
,若函数
在
内有两个极值点
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11267b9786f8deb348fe3e4254ebead0.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab992520a56ce4706da8849524814498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b13b55da005e4afa749685e8b06789c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc01116d3e5daf5ea66e8768a2ec93ff.png)
您最近一年使用:0次
2018-04-21更新
|
888次组卷
|
3卷引用:吉林省吉林市2018届高三第三次调研考试数学(文科)试题
吉林省吉林市2018届高三第三次调研考试数学(文科)试题2020届吉林省榆树市第一高级中学高三上学期期末数学(文)试卷(已下线)考点14 利用导数解决综合问题-备战2022年高考数学典型试题解读与变式
3 . 设函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
(1)当
时,求函数
的单调区间;
(2)当
,
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18378cb8d28f9a1d6c1a2cd950748d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/489e8fe819805b3afebf0437193c055a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c67a7e28dba059006021a2e2105f538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a6330540758a21f46fc7a6d1e6328d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4c8f46ce6316bb25e03efa3eb107b9.png)
您最近一年使用:0次
名校
4 . 已知函数
.
(1)当
时,求函数
的单调区间;
(2)若函数
的两个零点分别为
,且
,求证:函数
的图像在
处的切线的斜率恒小于
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df82c55d68b84a41f4edb2450041603e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02742fd9bf8122b22b570ddd1a39c4a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8931fee33e1557c8fab1e3b5f718589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dae74c724114bfeff024dd7b79f5edc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eedbe3df721d8e47369a6542209ee702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
您最近一年使用:0次
2019-05-18更新
|
471次组卷
|
2卷引用:吉林省长春市实验中学2018-2019学年高二下学期期末考试数学(理)试题
名校
5 . 已知函数
.
(1)讨论函数
在
上的单调性;
(2)证明:
且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be69677f2745d55ba9df7b51f39d7966.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a8f80511de15d3dfb871ca2f400424.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0570c527c5720c52a3493ef0f794b6d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6bb14d25faf7145daec9f67cb8e4774.png)
您最近一年使用:0次
2018-02-28更新
|
737次组卷
|
8卷引用:吉林省实验中学2018届高三上学期第六次月考数学(文)试题
吉林省实验中学2018届高三上学期第六次月考数学(文)试题吉林省长春实验高中2019届高三第三次月考文科数学试题四川省达州市2018届高三上学期期末数学(文科)试题2018届湖北省十堰市高三上学期1月调研考试数学(文)试题(已下线)综合练习模拟卷03-2021年高考一轮数学(理)单元复习一遍过(已下线)综合练习模拟卷03-2021年高考一轮数学(文)单元复习一遍过(已下线)综合练习模拟卷03-2021年高考一轮数学单元复习一遍过(新高考地区专用)辽宁省沈阳市第四十中学2023-2024学年高三上学期10月月考数学试题
解题方法
6 . 已知函数
,
,若
在
处的切线斜率为1.
(1)若
在
上恒成立,求m的最小值M;
(2)当
,
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f89f6abd0559eb5f73ea8def02c4ad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53bfd98740b6ff89a03268f1bca967f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2ffeb2e82278491407c85dc15eb7df8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a98c9027cb8ff3b245e9a8bb29530747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a7a4a037a4dfe973f1eb683d93d799.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05aa03691805ec896f87396cb3aa3f8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcac1e85463a3177f487d896b3d1d24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bcf46bf574775b97df3ced0838895b5.png)
您最近一年使用:0次
名校
7 . 设函数
,
,其中
,
…为自然对数的底数.
(1)当
时,
恒成立,求
的取值范围;
(2)求证:
(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/067ff7e951bbcf5fe3be61f5d774707a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1502aca15b810e295c2841f829c0b41c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9883e09b1ac40ccaebcaec21e2871c56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65349a77dabc33e63e2f7f24d15b753c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4955c5adc717b7f6f0b975e0724ff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e7784f3977e43e9a70c27024b93e60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc46417d198d5136afcc9c35c07d610a.png)
您最近一年使用:0次
2017-09-02更新
|
809次组卷
|
3卷引用:2020届吉林省东北师范大学附属中学高三下学期开学验收测试数学(理)试题
名校
解题方法
8 . 已知函数
的图象的一条切线为
轴.
(1)求实数
的值;
(2)令
,若存在不相等的两个实数
满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edfef97d0278145d87702673a8772f7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cdc169e38ca517ec655ee3875182df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa5f4aadc17b6d5c9760a75fab7fb760.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b725fdc8de9800f2692f6fea8585b1e9.png)
您最近一年使用:0次
2017-06-03更新
|
962次组卷
|
5卷引用:吉林省实验中学2016-2017学年高二下学期第二次月考(5月)数学(理)试题
名校
解题方法
9 . 已知函数
,
.
(1)当
时,比较
与
的大小;
(2)设
,若函数
在
上的最小值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64263fe2ca48e694c87496d61e63fb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cdb5f2195549cf8ef0ef396dad48517.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e205a7dc01a9e0bd2a8cb8bb1cc8ef0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/322a00c551f56405c5ce86af4bf1c232.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f687bffdf3c157729d5d98c113f909.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d8423ce8cf2b05f36f65f59e2cf1a5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc5aea4d6ce0d4ffd1df735b81ac5905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-12-06更新
|
571次组卷
|
6卷引用:吉林省梅河口市第五中学2018届高三上学期第三次月考数学(理)试题
名校
解题方法
10 . 已知函数
.
(1)当
时,
恒成立,求
的取值范围;
(2)设
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68d608407a12846ee52845751b84471c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2fb40a36a293471742ce75f6b9635b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/385d802db44c85df39ed0eb07ecce90e.png)
您最近一年使用:0次
2024-06-17更新
|
174次组卷
|
2卷引用:吉林省部分名校2023-2024学年高二下学期联合考试数学试题