名校
解题方法
1 . 已知
为实数,
.对于给定的一组有序实数
,若对任意
,
,都有
,则称
为
的“正向数组”.
(1)若
,判断
是否为
的“正向数组”,并说明理由;
(2)证明:若
为
的“正向数组”,则对任意
,都有
;
(3)已知对任意
,
都是
的“正向数组”,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5967d44edd23c4c146104da26f46bb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ad708c3144693874d07c19b8f76b96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8992facf935eeabfe8c25994727b9b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc48e4a0da4a33684fe340c6e3a14e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ad708c3144693874d07c19b8f76b96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/430b9c003e6f16136fd9ef43654b2b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)证明:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ad708c3144693874d07c19b8f76b96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc3e5be1796493161a4df7e28a6f6b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5f63cc39b9e38e9c6bea6498410e0b6.png)
(3)已知对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e7891769c0298d101a282eb8f6bc81c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baab41517ec3169294a181d134d3cf71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-19更新
|
778次组卷
|
7卷引用:上海市普陀区曹杨第二中学2024届高三上学期期末数学试题
上海市普陀区曹杨第二中学2024届高三上学期期末数学试题上海市黄浦区大同中学2024届高三下学期2月月考数学试题(已下线)2024年高考数学二轮复习测试卷(上海专用)(已下线)专题09 导数及其应用 压轴题(六大题型)-备战2023-2024学年高二数学下学期期末真题分类汇编(沪教版2020选择性必修,上海专用)(已下线)微考点2-5 新高考新试卷结构19题压轴题新定义导数试题分类汇编(已下线)思想03 运用函数与方程的思想方法解题(4大题型)(练习)广东省梅州市梅雁中学2023-2024学年高二下学期3月月考数学试题
2 . 已知函数
在
与
时都取得极值.
(1)求
的值与函数
的单调区间.
(2)求该函数在
的极值和单调性.
(3)设
,若
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd6939e517eca32be4b0efad51d4c6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ee794dd59f507682a671db06fb8d77f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)求该函数在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed7727b385ccde685c4d855f459768d7.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fce8c36c685ee88eca0e75e16ed1d50a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d7741e50acfe6ca37a580e47372308d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
您最近一年使用:0次
名校
3 . 已知函数
.
(1)若
,求
的单调区间;
(2)若
时
恒成立,求实数a的取值范围.
(3)定义函数
,对于数列
,若
,则称
为函数
的“生成数列”,
为函数
的一个“源数列”.
①已知
为函数
的“源数列”,求证:对任意正整数
,均有
;
②已知
为函数
的“生成数列”,
为函数
的“源数列”,
与
的公共项按从小到大的顺序构成数列
,试问在数列
中是否存在连续三项构成等比数列?请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e3374eaf3f06eeb1ac4272d402cfa1b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcac1e85463a3177f487d896b3d1d24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
(3)定义函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0914c295f572c98dd043d4f84268934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b9599b8c0f6a10d15f408ad651b35c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
①已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72878dfe2c7a76d76287194ac4bdf4ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/729b4033af5b0c9c4889406d2c8294f7.png)
②已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62a386e4d3f92631ed64ca3e2f5f4725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
您最近一年使用:0次
2023-12-25更新
|
718次组卷
|
4卷引用:上海市静安区回民中学2024届高三上学期12月阶段性测试数学试题
上海市静安区回民中学2024届高三上学期12月阶段性测试数学试题(已下线)第五章 导数及其应用(单元重点综合测试)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第二册)上海市浦东复旦附中分校2023-2024学年高三下学期3月月考数学试题湖南省邵阳市第二中学2024届高三下学期入学测试数学试题
名校
解题方法
4 . 已知函数
(其中
为自然对数的底数).
(1)当
时,试求函数在
上的最值;
(2)若对任意
,不等式
恒成立,求实数
的取值范围;
(3)设
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c1cbf7f38ac967d545116f95cd469da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcd143a57a268a5a8ef486e2a4d5c0a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc19da519289b0bce1e206cd1ce022e0.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930bc56406e69b785b37a83d48e36724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c0ef5a0f806510d2d74492a44dbc721.png)
您最近一年使用:0次
2023-12-19更新
|
444次组卷
|
6卷引用:上海市宜川中学2022-2023学年高二下学期数学期末模拟测试卷2
上海市宜川中学2022-2023学年高二下学期数学期末模拟测试卷2(已下线)专题02 导数及其应用(八大题型+优选提升题)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(沪教版2020选择性必修,上海专用)(已下线)专题09 导数及其应用 压轴题(六大题型)-备战2023-2024学年高二数学下学期期末真题分类汇编(沪教版2020选择性必修,上海专用)(已下线)第10讲:导数期末题型突破(单调性、不等式、零点、恒成立)(已下线)高二下学期期末数学试卷(提高篇)-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第三册)(已下线)高二下学期期末复习解答题压轴题二十二大题型专练(2)
5 . 已知函数
.
(1)若
,求函数
的驻点;
(2)讨论函数
的单调性;
(3)若
,任意
且
,都有
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1183c9afee3e1d4bc58260cece2e8a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ce75ed95774c0b47b64ed96a2f0498a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d66d3b99c89baa3204c5cabbb91e98e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
6 . 对于函数
,若对于任意的
,
恒成立,求a的取值范围__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e5fc973014d1cc3d7079d9860cd6158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e82c4003d20b36777f7aea584e3dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
您最近一年使用:0次
2023-12-16更新
|
931次组卷
|
5卷引用:上海市嘉定区2024届高三上学期质量调研数学试题
上海市嘉定区2024届高三上学期质量调研数学试题上海市普陀区长征中学2024届高三上学期10月月考数学试题(已下线)第五章 导数及其应用 单元复习提升(4大易错与4大拓展)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第二册)(已下线)上海市高二下学期期末真题必刷04(压轴题)--高二期末考点大串讲(沪教版2020选修)(已下线)第3讲:利用导数研究不等式恒成立、能成立问题【讲】 高三清北学霸150分晋级必备
解题方法
7 . 设函数
,
.
(1)求方程
的实数解;
(2)若不等式
对于一切
都成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6838d84b68c6f0d3b93b196d9b08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3eb0bac24b390ab2abf0ad1106eacb0.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33fa64f0ceb97c51aff3d92aff410a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2023-12-13更新
|
869次组卷
|
6卷引用:上海市杨浦区2024届高三上学期模拟质量调研数学试题
上海市杨浦区2024届高三上学期模拟质量调研数学试题黑龙江省绥化市肇东四中2024届高三上学期期末数学试题(已下线)专题09 导数(三大类型题)15区新题速递(已下线)专题03 函数(三大类型题)15区新题速递(已下线)第3讲:利用导数研究不等式恒成立、能成立问题【讲】 高三清北学霸150分晋级必备(已下线)模块五 专题2 全真基础模拟2
8 . 已知函数
,记
,
.
(1)若
,判断函数的单调性;
(2)若
,不等式
对任意
恒成立,求实数
的取值范围;
(3)若
,则曲线
上是否存在三个不同的点
,使得曲线
在
三点处的切线互相重合?若存在,求出所有符合要求的切线的方程;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8180bc243aad2b7736998b10aa2b571a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c381b18f025c6b5619cac79db0585b5f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39f112a4f4755ff56976f0a10c4c0440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/085f3f7051d969af530a058862f678a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f032c48bf8a18658be552c8fcd7f9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
,其中
是自然对数的底数.
(1)当
时,求曲线
在点
处的切线方程;
(2)当
时,求
在
的最值;
(3)若函数
在
上是严格递增函数,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825cc1ad6556f2692472566a24dc3b7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)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/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.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
10 . 已知,其中
.
(1)若曲线
![](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/9315b85140f138a28c6c9636a48bc441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ebe3549a587b8fbd4a7b421898fd59c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d0532bf8ea573af0bc5bbda9e52154.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af49788bd794e972e585c65d8bf33763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02362f881df010d2f1f7ae0aa98a85f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0a7976b76536f5e5464301d23763d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc32c7b47e7b2294ae94fdd1b9285dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b22780fe81460d8dd8c6708744ccc21.png)
您最近一年使用:0次
2023-11-12更新
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644次组卷
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4卷引用:上海市曹杨第二中学2024届高三上学期期中数学试题