名校
1 . 已知函数
.
(1)当
时,求
的单调区间;
(2)若
时,
,求a的取值范围;
(3)对于任意
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f27862c9517dbb4eb17a6725eb142969.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636289ad84b4a3a51095dd32ca201f94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(3)对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1af027bd16e380d3be03a9761ca56055.png)
您最近一年使用:0次
2024-01-18更新
|
1984次组卷
|
9卷引用:四川省成都市第七中学2024届高三上学期期末数学(理)试题
解题方法
2 . 已知函数
.
(1)若曲线
在点
处的切线与直线
相互垂直,求
的值;
(2)若函数
存在两个极值点
,且
.证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa71ead932ab8b969d41007c5ec5f9ef.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8038c0ae808b69f521da27ed96557a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff60eab72de85437e12806474281612.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44f86a07d86215e8e3247abfc1a2392b.png)
您最近一年使用:0次
2023-07-18更新
|
243次组卷
|
2卷引用:四川省德阳市2022-2023学年高二下学期期末数学理科试题
3 . 已知函数
,
其中
为自然对数的底数.
(1)当
时,证明:
;
(2)当
时,求函数
零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbb5347045d7ebb2cb81a8888d800bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dae35b4fcb65f73f6c3323cf6a888a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11204e2fb6e560bf7a4ca26eaebfc526.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
您最近一年使用:0次
名校
4 . 已知函数
,
.
(1)讨论函数
的单调性;
(2)若函数
的零点分别为
,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/620809df01729bc526807d556a5e2b65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e36a8d91a252a9aa73409835bf4214be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56ef32f91e899814af999e09a8df969c.png)
您最近一年使用:0次
2023-07-12更新
|
627次组卷
|
4卷引用:四川省绵阳市2022-2023学年高二下学期期末数学(文)试题
四川省绵阳市2022-2023学年高二下学期期末数学(文)试题江苏省南京市第一中学2023届高三下学期高考适应性考试数学试题(已下线)模块四 专题6 暑期结束综合检测6(提升卷)(已下线)专题09 函数与导数(解密讲义)
解题方法
5 . 已知函数
.
(1)当
时,求函数
的极值;
(2)函数
的图象与
轴交于两点
、
且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/040c0a0ba3b8c86e733aca57cfedb18a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98ec3d75e53b990bc8f9a4622928dd21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b583230a32b774445332490c511989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4535d92ec584cdd94708a9e34aef8cf6.png)
您最近一年使用:0次
解题方法
6 . 已知函数
.
(1)当
时,求
的极值;
(2)证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa0b1018d769cab57a1cc2938fa9810.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86304c3e26200299a0480641525a283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26cd7d46136029a789443fbbb11f5d2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22993834e9f2e9d3cb643c5744ce2a7e.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
.
(1)证明:
;
(2)设函数
,
,其中
,若函数
存在非负的极小值,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c840a2372f1f3fb35d9413e602a7ce0.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81ed7f6a4475e0fa682fa81ee747da3.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49efd793cf410009c7892614a03855bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f08213227dbbed678e4feaaab4a03cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
您最近一年使用:0次
2023-06-28更新
|
603次组卷
|
6卷引用:四川省成都市2023届高三摸底测试理科数学试题
名校
解题方法
8 . 已知在
中,
.证明:
(1)
;
(2)
在
上恒成立;
(3)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e92a98e220a9a1f2a1caa37e4cf4e213.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba5e4691210486a560c59df09937d9f8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/991a6e773c41687e5b13d36da7612e01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01dc2d99655cf7598837cb0886166ed.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb222ce13688da6fc57089ebf5812b0e.png)
您最近一年使用:0次
名校
解题方法
9 . 函数
,
.
(1)当
时,证明:
;
(2)若
是
的一个极大值点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a77fbe8e1c7f61fca83806c146fccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd791e33f22acb48a816d769c2e3ffa.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-06-24更新
|
546次组卷
|
6卷引用:四川省成都市蓉城联盟2022-2023学年高二下学期期末联考数学(文)试题
四川省成都市蓉城联盟2022-2023学年高二下学期期末联考数学(文)试题四川省成都市石室阳安中学2023-2024学年高三上学期开学考试数学(文)试题 (已下线)模块三 专题5 导数--基础夯实练(人教A版高二)(已下线)模块三 专题8 导数及其应用--基础夯实练(北师大2019版 高二)(已下线)模块三 专题7 导数--拔高能力练(人教B版高二)云南省开远市第一中学校2023届高三下学期6月月考数学试题
名校
10 . 已知函数
,
,
.
(1)当
时,证明:
时,
恒成立;
(2)若
在
处的切线与
垂直,求函数
在区间
上的值域;
(3)若方程
有两个不同的根,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a42c6456bf9804a5af9a3047839d9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefcdb01d4faefe432560366455f7fae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7df077f5f5d14605b14f6d7620564ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9741af1fd8e651860c2fcf2c6846347.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89eea593c79973e97f6f3cdf621cdfc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c79f305c99f334478d00e6e582215ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ec89d17a1b8f7961e2f1f27c2d50685.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89eea593c79973e97f6f3cdf621cdfc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d7df664d2387537018c7b877ea08ef2.png)
(3)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7967adb601d3a654644279adaab4521a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-06-18更新
|
245次组卷
|
2卷引用:四川省成都市蓉城名校2022-2023学年高二下学期期末联考文科数学试题