1 . 已知函数
,
,其中
为自然对数的底数.
(1)求函数
的图象在点
处的切线方程;
(2)设函数
,
①若
,求函数
的单调区间,并写出函数
有三个零点时实数
的取值范围;
②当
时,
分别为函数
的极大值点和极小值点,且不等式
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d2399c2a712a2890dcd0b195d3b9f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9deadf1801ba8ad09bc94db9279dbb5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21872d5d768a8041ab7bb57aa212ba0d.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0ffecb03c47be920254c4ccffa5b222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6551c3292a48d8d875298f54ef996cb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff60eab72de85437e12806474281612.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8454b9cade5319822d45cf53a90c8a31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882b660047bb6ded500cedba57958e00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
解题方法
2 . 记
,
分别为函数
,
的导函数.若存在
,满足
且
,则称
为函数
与
的一个“S点”.
(1)证明:函数
与
不存在“S点”;
(2)若函数
与
存在“S点”,求实数
的值;
(3)已知
,
.若存在实数
,使函数
与
在区间
内存在“S点”,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851c68ef2e0703706f3b528daa902eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da3c512e271c4c850d2e77ecab7bf0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb2faa63899873813748f6a28b8a92e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7121bf913ba5f136cb6d35db030ed70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea468d317bdfa9f7e7755600324d097d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaf0d44fc833ccb37f60ea2506001c8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb2faa63899873813748f6a28b8a92e9.png)
(1)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7476d02608783199f2eed9c8b52f69a3.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64776ea38ff918d9330a27d780f809cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2fd8e18f3d525c06bd587cfe73699a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/484d6d87f3c615b140c0da6d65dc7e11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb2faa63899873813748f6a28b8a92e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39b54d5cb2dfb70b4099cfc2686be3fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2023-11-13更新
|
468次组卷
|
3卷引用:上海交通大学附属中学2023届高三三模数学试题
名校
3 . 记
,
分别为函数
,
的导函数.若存在实数
,满足
且
,则称
为函数
与
的一个“S点”.
(1)证明:函数
与
不存在“S点”;
(2)若存在实数b,使得函数
与
存在“S点”,求实数a的取值范围;
(3)已知函数
,
.对任意常数
,判断是否存在常数
,使函数
与
在区间
内存在“S点”,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22add663bd26e87d972a10dc5fd9ada1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/099adf32792e7334032a80084e0cb584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0635e4216fd981fe2fafe03f423e4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(1)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e44284cb19805a584880a686ac3df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efd167c3d6e67dc24ea344238022f11d.png)
(2)若存在实数b,使得函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fce15aa17ef3c679faeaaddbeb36823c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9f049a5f960728c60a909821b2404b.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f29d472e21071da018f05f20d980538c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9bc32b87f0f42b3556d0092118a9e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
您最近一年使用:0次
解题方法
4 . 已知复平面上有点
、
,向量
与向量
对应的复数分别为
和
.
(1)求点
的坐标;
(2)设点
对应的复数为
,复数
满足
,
,且
为纯虚数,求复数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f605ec0729ce6d72237ad662a06862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828c23f68b6fc90f705a9d691bcfab35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec759bbf66305373b51fe47dcb27f2db.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea59577a23d4f668bf8c48b972d2313e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4da4e1829e2ac7d446dba3294e3ad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6da4e6752d8c8a0705194f2b2f16ab5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
您最近一年使用:0次
名校
解题方法
5 . (1)复数
与
是共轭复数,求实数
的值.
(2)
,求复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79ba0aad42a55e4b1fe37cef005a4962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dddfc45b443dab3875aaecc5f2f8040.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e753982dce4800421b632e88566e2eab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de971553ea8a66d7849b138a4a0625c5.png)
您最近一年使用:0次
2023-06-14更新
|
248次组卷
|
3卷引用:上海市行知中学2022-2023学年高一下学期第二次月考数学试题
名校
解题方法
6 . 甲、乙两地相距1004千米,汽车从甲地匀速驶向乙地,速度不得超过120千米/小时,已知汽车每小时的运输成本(以1元为单位)由可变部分和固定部分组成:可变部分与速度v(千米/小时)的立方成正比,比例系数为2,固定部分为a元
.
(1)把全部运输成本y元表示为速度v(千米/小时)的函数,并指出这个函数的定义域;
(2)为了使全部运输成本最小,汽车应以多大速度行驶?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9cd3690e7aa3debb1ed054a9f622da.png)
(1)把全部运输成本y元表示为速度v(千米/小时)的函数,并指出这个函数的定义域;
(2)为了使全部运输成本最小,汽车应以多大速度行驶?
您最近一年使用:0次
名校
7 . 已知函数
.
(1)若
在
上周期为
,求
的值;
(2)当
时,判断函数
在
上零点的个数:
(3)已知
在
上恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc9f6f1937638cd5daf3cfa55f45b548.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e2d7c958e99bcd9d7f251c19ee3544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500d68f2678989a5ce7431cfd51b019d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6e237bb9bebdf20c605241ebf50ff64.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d98197f407a07016107cbff2b012e52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5cdde751120c6deab563a6f7f8cf05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2023-04-26更新
|
1595次组卷
|
3卷引用:上海交通大学附属中学2024届高三上学期10月月考数学试题
名校
解题方法
8 . 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:上海市吴淞中学2022-2023学年高二下学期期中数学试题
名校
解题方法
9 . 已知无穷数列A:
,
,…满足:①
,
,…
且
;②
,设
为
所能取到的最大值,并记数列
:
,
,….
(1)若数列A为等差数列且
,求其公差d;
(2)若
,求
的值;
(3)若
,
,求数列
的前100项和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df437d00ab1fd773e9d8d8f378455f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a49997086be2e13a271a4a7b1d4c399.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78f63f64193d72aca5e88a2ea51e5ffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d00457e8d086f28ea1b24bd880c9848.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f766f204cf98d973ad5abe03b235e95a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6398ba56f5a708d2d85a02320e1a389d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce8c641c42b6cd7f44c477bbe5761a41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7488ed7332650aa2bc908edbd38c05e8.png)
(1)若数列A为等差数列且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8323901a49cac29afd7d62864f088077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7104dd8a81267b6c15ceedcefccfa20.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9b6e51986fe5d7a7265e0e93adcb4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6398ba56f5a708d2d85a02320e1a389d.png)
您最近一年使用:0次
2023-04-02更新
|
647次组卷
|
4卷引用:上海市交通大学附属中学2022-2023学年高二下学期3月卓越考试数学试题
上海市交通大学附属中学2022-2023学年高二下学期3月卓越考试数学试题上海交通大学附属中学闵行分校2022-2023学年高二下学期3月月考数学试题江苏省南京市2024届高三上学期零模考前押题数学试题(已下线)4.4 数学归纳法(五大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)
名校
10 . 已知函数
.
(1)求
的导数
;
(2)求函数
的图象在
处的切线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b319e1af37f6731d33ee88baca2022cd.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b650820d7bed48ed67a2869ad8c65ff1.png)
您最近一年使用:0次
2023-03-25更新
|
1769次组卷
|
6卷引用:上海市上海师范大学附属宝山罗店中学2022-2023学年高二下学期期中数学试题
上海市上海师范大学附属宝山罗店中学2022-2023学年高二下学期期中数学试题重庆市永川北山中学校2022-2023学年高二下学期3月月考模拟数学试题黑龙江省佳木斯市第八中学2022-2023学年高二下学期5月期中数学试题(已下线)模块一专题1【练】《导数的概念、运算及其几何意义》单元检测篇A基础卷(人教A2019版)四川省遂宁市射洪中学校2023-2024学年高二下学期第一次学月质量检测(4月)数学试题(已下线)模块一 专题1 《导数的概念、运算及其几何意义》A基础卷(苏教版)