名校
解题方法
1 . 已知函数
在
处的切线经过点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a3082b12ce519a48c2fe01e5a482823.png)
(1)讨论函数
的单调性;
(2)若不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12de6e778bd70ceafbddcae95a1768b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a3082b12ce519a48c2fe01e5a482823.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96794f44c9689d1bac98419dc85afcba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2017-03-30更新
|
738次组卷
|
4卷引用:2017届山西省太原市高三模拟考试(一)数学理试卷
2017届山西省太原市高三模拟考试(一)数学理试卷(已下线)山西省太原市2017届高三模拟考试(一)理数试题河南省鹤壁市淇滨高级中学2016-2017学年高二下学期第二次月考数学(理)试题安徽省淮北市第一中学2017-2018学年高二上学期期末考试数学(理)试题
2 . 已知函数
曲线
在点
处的切线方程为
.
(1)求
;
(2)若存在实数
,对任意的
,都有
,求整数
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e03cbfa7b1c52bc3b00026fc5427644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8c60a63c461e9e0f7dce22ff12966b7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)若存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5fde83480f9ce0f4ebaa7c328f7e6bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff4b196da9e6661a54a11ab5aab9a9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
3 . 设函数
.
(1)求曲线
在点
处的切线
的方程,并证明:除
点外,曲线
都在直线
的下方;
(2)若函数
在区间
上有零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00df2c4cec917af8b8b714dbb37fe96.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e458c0eedb3cbcfa8a713571238384ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6476be27d798ac3d24808693c5ed4e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ce2f5e22175e3ff8ab5e0afca58f9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-03-13更新
|
119次组卷
|
2卷引用:2017届山西省长治二中、晋城一中、康杰中学、临汾一中、忻州一中五校高三第四次联考数学(理)试卷
4 . 已知函数
.
(1)若直线
与曲线
恒相切于同一定点,求
的方程;
(2)当
时,
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c2c51369c404a1e3485002ef9d26021.png)
(1)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da74ec6ccbe7f2948b624d2bf83e3711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2017-03-13更新
|
844次组卷
|
2卷引用:2017届山西省运城市高三4月模拟调研测试数学(理)试卷
名校
5 . 已知函数
.
(1)若曲线
在点
处的切线斜率为
,求函数
的最大值;
(2)若不等式
与
在
上均恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26475488039fdc9c96e0bdf58f0d9ec.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07ae0b4264da6a8812454ffd2f20d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c609fe0c7d3a0b068e46ac4470b64163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d873f52a934df06056c1e4a2bc193f57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb49dbba01c4ff5f686ffc8828351b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2017-03-12更新
|
358次组卷
|
2卷引用:2017届山西省长治二中、晋城一中、康杰中学、临汾一中、忻州一中五校高三第四次联考数学(文)试卷
名校
6 . 已知
.
求
的单调区间和极值;
若对任意
,均有
恒成立,求正数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0930ec7373abc9f5e4774919313bec03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d9c89d2cd1fb46b1e71ad10227c098.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/723791cc50b5852177982d8de1985ad9.png)
您最近一年使用:0次
2017-03-11更新
|
1713次组卷
|
6卷引用:2017届山西省高三下学期名校联考数学(文)试卷
名校
7 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64263fe2ca48e694c87496d61e63fb9f.png)
(1)证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee4075833f7b28026882c95da1a95ff.png)
(2)若对任意
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64263fe2ca48e694c87496d61e63fb9f.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee4075833f7b28026882c95da1a95ff.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da1c6cb50e473c7c254d4fe573398b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-03-06更新
|
1301次组卷
|
4卷引用:山西省实验中学2018届高三上学期学业质量监测数学(文)试题
名校
8 . 已知函数
,若
,且
对
恒成立,则
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982cfc67bafb1038f0d6ab71aab778c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d4999a846dafaf3fe0ef8708633b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffe6c1d34977460536d3293fef93db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0aa2ef928b6e3341d0a0dc6d8055b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.4 | B.5 |
C.6 | D.8 |
您最近一年使用:0次
2017-03-06更新
|
902次组卷
|
3卷引用:山西省实验中学2018届高三上学期学业质量监测数学(文)试题
山西省实验中学2018届高三上学期学业质量监测数学(文)试题2017届河南省郑州市第一中学高三上学期第一次质量检测数学(文)试卷(已下线)2018年12月23日 《每日一题》文数人教选修1-1-每周一测
名校
解题方法
9 . 已知
,函数
.
(1)求证:曲线
在点
处的切线过点
;
(2)若
是
在区间
上的极大值,但不是最大值,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb426c8619166895c5183f7b732a2d01.png)
(1)求证:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3247f03357462fec934f37c65ebdc77e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c44108b7b4dcaaec3772a236291ee5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e03ad0c315806342d6cd732a0b91a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/788273681f22dd4f097e90c5de1821e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-02-27更新
|
366次组卷
|
2卷引用:2017届山西省临汾一中、忻州一中、长治二中等五校高三上学期第五次联考文数试卷
名校
10 . 已知函数
(
为常数).
(1)讨论函数
的单调区间;
(2)当
时,设
的两个极值点
,
(
)恰为
的零点,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7980111edee3c8fc65222950c4691e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884e8f81bb2777bfd2cf1b67b4c52cd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e156bd36aef172cb4e6360638aac4de6.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/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e587861eee5be3694f3971dca7ed29ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a691443f529bd64aa9b9ccefe1b59a0c.png)
您最近一年使用:0次
2017-02-18更新
|
1681次组卷
|
3卷引用:山西省实验中学2019届高三上学期第五次月考数学试题