名校
1 . 已知函数
.
(1)求
在点
处的切线方程;
(2)求证:
;
(3)若函数
无零点,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca47d2e8724200bf868215c66c5cfe40.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2aeda5c6f101566159dd4c460b943b2.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3735de91870e8d4fae514516cc57851.png)
您最近一年使用:0次
2023-06-19更新
|
953次组卷
|
3卷引用:天津市河西区2022-2023学年高二下学期期中数学试题
名校
解题方法
2 . 已知函数
.
(1)若
,求函数
在
处的切线方程;
(2)若
恒成立,求
的值;
(3)求证:对任意正整数
(
),都有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bea48eaa9d4243e0b34a35d56dc2676e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb6ab2a692903e84ac356d301e4583d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求证:对任意正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94c93d9ae113a1bcfa2d3ec468cd661.png)
您最近一年使用:0次
名校
解题方法
3 . 已知函数
,
,
.
(1)若函数
在
处的切线与直线
垂直,求实数k的值;
(2)若
恒成立,求实数k的取值范围;
(3)设
,证明:当
时,函数
存在唯一的极大值点
,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31462ab022258f10eb566a51461251a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b508b873789c7cc865c0dc73ba6e274.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f51ace462e64d4cb4f7f50c42f70bfae.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e8f77e3876694978a22975eff397375.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bdf04f070224d193aaa2d0b13b96d48.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91869b1b8e92295828a336e7a1373b2.png)
您最近一年使用:0次
2023-06-14更新
|
617次组卷
|
2卷引用:天津市武清区杨村第一中学2023届高三下学期第一次热身练数学试题
名校
4 . 已知函数
.
(1)求函数
的单调区间和极值;
(2)若
,求证:
;
(3)已知点
,是否存在过点P的两条直线与曲线
,
相切?若存在,求出m的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9ebb01f75a474d489b8d6265f0d760e.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4e383c8fb3f5b2d4f74bf7939f34056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/065e91cbfb0ee2aa0b72172a9ac40085.png)
(3)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29beac5fd68427e11ce555c6ff93a1a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48b4aa79be4902bc0bfa5b3772e991ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95c8058d9c0671a80dc8d92553bb45ff.png)
您最近一年使用:0次
真题
解题方法
5 . 已知函数
.
(1)求曲线
在
处的切线斜率;
(2)求证:当
时,
;
(3)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4448a22cc07e1bc43260287995bb03ea.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2484f4dc493a45dae01bb8d385ee14e5.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a1f4ace0f62cdc9019329ca0a53fb8f.png)
您最近一年使用:0次
2023-06-08更新
|
13298次组卷
|
17卷引用:2023年天津高考数学真题
2023年天津高考数学真题专题13导数及其应用(第二部分)(已下线)三年天津专题10导数及其应用(已下线)五年天津专题10导数及其应用专题02函数与导数(成品)(已下线)2023年天津高考数学真题变式题16-20(已下线)第3讲:利用导数研究不等式恒成立、能成立问题【练】 高三清北学霸150分晋级必备(已下线)模块四 第五讲:利用导数证明不等式【练】(已下线)考点20 导数的应用--不等式问题 2024届高考数学考点总动员(已下线)重难点06 导数必考压轴解答题全归类【十一大题型】(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)(已下线)专题09 函数与导数(分层练)(已下线)2.6 导数及其应用(优化问题、恒成立问题)(高考真题素材之十年高考)(已下线)专题22 导数解答题(理科)-3(已下线)专题22 导数解答题(文科)-3(已下线)专题9 利用放缩法证明不等式【讲】专题03导数及其应用
名校
解题方法
6 . 已知函数
.
(1)若函数
为增函数,求
的取值范围;
(2)已知
.
(i)证明:
;
(ii)若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e43125e0ae8620e175448be664fc025.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
(i)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/609f88274757a3cd83ee8b8d07a109d2.png)
(ii)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abfc033fc70e74f27fb0da9874199324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1ab2e5e3dd3a1c768a88eb182b44d9.png)
您最近一年使用:0次
2023-05-28更新
|
842次组卷
|
3卷引用:天津市新华中学2023届高三下学期统练7数学试题
名校
解题方法
7 . 已知函数
,其中
.
(1)若
,求曲线
在点
处的切线方程;
(2)若
,
(i)证明:
;
(ii)判断函数
在
上的单调性,并证明
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc292b41b68cb16d0c048f566d2965e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a4211f33625593f00e8bbea25362ef.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f22fec5a381ae8aca93d876e54c79de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf46dc84732526c826d84a71c407ea89.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be97cd1c7111b654d87d8fbb63b6a84.png)
(i)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3176cd595cf999e7c8d4370cfffea8dd.png)
(ii)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34340ef0d177a645a631405eaa3592e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4396f093f90acdc9e5b2a2f7c48c7034.png)
您最近一年使用:0次
名校
8 . 已知函数
,
(
为自然对数的底数)
(1)当
时,求
的单调区间;
(2)
时,若函数
与
的图象有且仅有一个公共点.
(i)求实数
的集合;
(ii)设经过点
有且仅有3条直线与函数
的图象相切,求证:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3392ab5afdbd80d316d4fd003920659a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf5e80cdc7476f04bcc62813fa187446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
(i)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(ii)设经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f00fdb0b1dfb21a2e192990b79be37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95cdfaf0771d0dbe55309ad4640b143f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74bb2da696e961d4e7c289691aa4ce9c.png)
您最近一年使用:0次
名校
解题方法
9 . 已知定义域均为
的两个函数
,
.
(1)若函数
,且
在
处的切线与
轴平行,求
的值;
(2)若函数
,讨论函数
的单调性和极值;
(3)设
,
是两个不相等的正数,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/428d922e63d8a0838da6fdacee919ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2adbf5920ef591644eaa616ccac1e9c3.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974afe1dbd93c458e63daa7564a462ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef00713e73b8357cc7900144f5505bc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1a94ad3ba506860f8491ae7d7d67e8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0644fb6750e5c61c2d334b1b0094cbe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e8f67fafa098c0e1b1c9394859d4cd0.png)
您最近一年使用:0次
2023-05-21更新
|
1151次组卷
|
5卷引用:天津市滨海新区2023届高三三模数学试题
天津市滨海新区2023届高三三模数学试题天津市北师大静海附属学校2024届高三上学期第三次月考数学试题辽宁省六校协作体2022-2023学年高二下学期6月联合考试数学试题(已下线)专题19 导数综合-1(已下线)专题12 帕德逼近与不等式证明【练】
名校
解题方法
10 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)讨论函数
的单调性;
(2)若函数
有两个零点
,且
,曲线
在这两个零点处的切线交于点
,求证:
小于
和
的等差中项;
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e93b238babf8acd652c785688d51b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b4f86e48e2b0d63c1865c60ed1e4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5528b786136dd520da0fc8dd445f2a2c.png)
您最近一年使用:0次
2023-05-18更新
|
764次组卷
|
3卷引用:天津市河西区天津市第四中学2024届高考模拟预测数学试题