解题方法
1 . 已知函数
,其导函数为
,集合
,
,若
,则a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c97bb437f1b1904f3487c1df9caeac35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dd6895df6cb633f5d9de2bd8cf1c29c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d450142eb4c0dd50187307ebe90e631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 已知函数
.
(1)当
时,求曲线
在
处的切线方程;
(2)证明:曲线
过点
的切线只有一条.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc0ec7640db195818045d57a0a87fd18.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)证明:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0e705301752424a492f6277ed7774e.png)
您最近一年使用:0次
2024-06-04更新
|
291次组卷
|
2卷引用:河北省南宫市私立丰翼中学2023-2024学年高二下学期第三次月考(5月)数学试卷
名校
解题方法
3 . 已知函数
在
上单调递减,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c49e540db9a8aa0a5c6e356bea471038.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-03更新
|
165次组卷
|
2卷引用:河北省南宫市私立丰翼中学2023-2024学年高二下学期第三次月考(5月)数学试卷
4 . 已知函数
.
(1)当
时,求
的极值;
(2)若
恒成立,求实数
的取值范围;
(3)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b48e39514c9e9909e94fc5745355cfa.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58196b9e63ec00aa1119052b6de6ae12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6274961e116aff1637d4bc3ac4944ce5.png)
您最近一年使用:0次
2024-05-25更新
|
749次组卷
|
5卷引用:河北省邯郸市十校联考2023-2024学年高二下学期一调考试数学试题
5 . 曲线
在点
处的切线经过点
(
为自然对数的底数),则点A的纵坐标是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974daaba6eccfb6160acaa087d90405a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcd143a57a268a5a8ef486e2a4d5c0a.png)
A.![]() | B.e | C.![]() | D.1 |
您最近一年使用:0次
名校
6 . 已知函数
是定义在
上的偶函数,且
,其导函数为
,且
时,
恒成立,
,
,
,
,
,
的大小关系为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad8193516c2f7f0263874d6d75ff1f75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebadf71a3c73c1d82ae821018a7f67c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f3224a6722bdbba155ff8b8e61f5586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a160c0419986175525cec1cfd6ad88e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73458796b6bb945326ccbfeebd29a8a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309e9ef149b1f491078becc09ef3dcb9.png)
![](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/071a7e733d466949ac935b4b8ee8d183.png)
您最近一年使用:0次
2024-04-26更新
|
283次组卷
|
3卷引用:河北省保定市唐县第一中学2023-2024学年高二下学期5月期中考试数学试题
名校
7 . 已知函数
.
(1)讨论
的单调性;
(2)当
恒成立时,求
的取值范围;
(3)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fdbd96fac44a76334909df9074d1a97.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/996d9e02187335faf7689f1611ab331f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d9aa7d4c35ca378a4b765eda910d490.png)
您最近一年使用:0次
2024-04-23更新
|
714次组卷
|
3卷引用:河北省承德市2023-2024学年高二下学期3月阶段性考试数学试卷
名校
8 . 已知
为函数
的导函数.
(1)讨论
的单调性;
(2)若
,证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c64cd37f63b0d00bd8054b6666ab6ef.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655b06387179d53c1e474fcfcb408b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee4c3872583bef56de103e4a4df05838.png)
您最近一年使用:0次
2024-04-18更新
|
1662次组卷
|
3卷引用:河北省邢台市五岳联盟2023-2024学年高二下学期3月月考数学试题
河北省邢台市五岳联盟2023-2024学年高二下学期3月月考数学试题陕西省榆林市2023-2024学年高三第二次模拟检测数学(理科)试题(已下线)2.6 导数及其应用(不等式、函数零点)(高考真题素材之十年高考)
9 . 已知函数
的图象与直线
的交点个数分别为3,1,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d3b3fcafe2b037315817a2c429277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce014f4c5177077991dbd692ef745706.png)
A.![]() ![]() |
B.1是![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次
2024-04-15更新
|
223次组卷
|
2卷引用:河北省保定市保定部分高中2023-2024学年高二下学期3月月考数学试题
10 . 若函数
的定义域为
,且
,则不等式
的解集为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87f1fcf1d585e09af74e70a6bac1e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/429a444533e86f31eaf81fec3c330d07.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-15更新
|
646次组卷
|
3卷引用:河北省保定市保定部分高中2023-2024学年高二下学期3月月考数学试题