1 . 已知函数
,
.
求函数
在点
处的切线方程;
若存在常数
,对任意
,
恒成立,求实数m的取值范围.
已知函数
在区间
上的最大值为
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/909e6a71cfe4d76603356a31238613ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/569815521c379c6c8fb4a3d2a0563264.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5946299ed8f8c741a82c8d920e1e206.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e0a1ab27834610c4f00c096ae85939.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b25c08b5710ed0c1edbff2c8936f9ef0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42bc32ad1129d3a7b4280abcc79e8061.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c01f538c4a30431d517eb94cf64f83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4bb89a362c1faf4d0c306eabbb59710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/675f6b6f53abfcdfe5c8655773162ee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c9589f0f76da55001a64079a8143dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29418e5014731850c55565b6bf47aa41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4fcbfda6dc1c18aba4f8c0bcd3d6422.png)
您最近一年使用:0次
2 . 已知函数
,e是自然对数的底.
证明:任意
,
恒成立;
若存在
,使得
成立,求a的取值范围;
若曲线
,
,在点P处的切线与x轴平行,且在点
处的切线与直线OP平行
为坐标原点
证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a64513d85198180fbe16c5ffcebf64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51efbf665ba66dc9de81386e82458f19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0407c0c8ff8bd8b130b87e9db1f898e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e11925ebdce66294e935f6bfb5fdd002.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22529b35d07f57afc3173dfab9813181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4bb89a362c1faf4d0c306eabbb59710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e706024820261bad3756a58c428174a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845502f5e730025627d157f7e6120017.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74a9cbb9ff2dc6577503550ff4132072.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad08aed952feb7c0380675beffb1c7ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a999fda5febcf29a602dc236e5f65de2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e327ccae3f929def34747f8148efb88.png)
您最近一年使用:0次
3 . 已知函数
,
,
,其中e为自然对数的底数.
求函数
的单调区间;
求证:
;
若
恒成立,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a240110581e6ba69f074e2b2b5bdfd19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b8594434c1e6fcf9c4b898d20964113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b212499d8aff4e0866ab3fd3a1f536.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b55b22fd2e3f3b4c6cb424b535067a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b43a60daf4386082230f08532810496.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4bb89a362c1faf4d0c306eabbb59710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8281450daa0b2f5a09d98d7e81ed377.png)
您最近一年使用:0次
4 . 已知函数
,函数
.
(1)若
,求曲线
在点
处的切线方程;
(2)若函数
有且只有一个零点,求实数
的取值范围;
(3)若函数
对
恒成立,求实数
的取值范围.(
是自然对数的底数,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00cc3b5068bbc6dbbc4c74fac2d69357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d1aa6a6e1a8a7df54dbeb4ae4c496c4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b1c1f432229e803550dff76ae02259.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c5a6b5cbbc4e8201e0122269c2e40b8.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36f5d574d091535f03a7978bccedcc82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81392870ee48985ca1e404950de02aac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4318a47d7e83d587e74bab4d3d1f6883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867a01569cb3a5ab9587c85eeb43fb23.png)
您最近一年使用:0次
5 . 已知
,若
,
,使
成立,则实数
的取值范围是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4756cac5d094fa2945e3a45f0ce17b4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e03c478abe8a3b73a718eeb024392b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ab6210a0513f67e487ec4b2a159db3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b4d929862d5c12cf8e9228e8ef9e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
19-20高三上·江苏南通·期末
6 . 已知函数
,其中
.
(1)若函数
的图象在
处的切线与直线
垂直,求实数a的值;
(2)设函数
.
①求函数
的单调区间;
②若不等式
对任意的实数
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/877aba7becd83c41cd08ef87666ed9ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66fb218b6774db7827d2d79168b9e39c.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcc0f2511d922644742ad608d5da01a8.png)
①求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
②若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17af43cc460a6a7010d51a0c9403d67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24732184b60203182451f40c18b45a7d.png)
您最近一年使用:0次
7 . 已知函数
,
.
(1)当a=1时,求:①函数
在点P(1,
)处的切线方程;②函数
的单调区间和极值;
(2)若不等式
恒成立,求a的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30996c801bc33bd5daf643fa221ab8c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
(1)当a=1时,求:①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74156327e5659301f391814605688899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e064fa6bbab115a9bbc5935e27ff64.png)
您最近一年使用:0次
8 . 已知函数
,
.
(1)若
,且直线
是曲线
的一条切线,求实数
的值;
(2)若不等式
对任意
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da86c33fca8699b4236f19a10de2f48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54479885d4ab2f717d2e97718da04b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752d8db8a05b3ec7312f6ac8b64a07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3098132e134a6cd6c8f4e746b715aadf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
9 . 已知函数
,
.
(1)若
,且直线
是曲线
的一条切线,求实数
的值;
(2)若不等式
对任意
恒成立,求
的取值范围;
(3)若函数
有两个极值点
,
,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da86c33fca8699b4236f19a10de2f48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54479885d4ab2f717d2e97718da04b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752d8db8a05b3ec7312f6ac8b64a07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3098132e134a6cd6c8f4e746b715aadf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af1dcdfce4e67213937b00a44b0c8412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29028024edc7214e60958964d9dd9643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a64a5d256cb04306e6ffcd990ef3a556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-01-28更新
|
888次组卷
|
4卷引用:【市级联考】江苏省南京市2018—2019学年高二第一学期期末调研理科试题
名校
10 . 若
都有
成立,则
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d55760fb8bcefef709aa45a54be7b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0cdefbedfb6b224964064edddf9996a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.1 | C.![]() | D.![]() |
您最近一年使用:0次
2018-12-24更新
|
1423次组卷
|
9卷引用:江苏省南京市第一中学2020-2021学年高二下学期期末数学试题