名校
1 . 已知函数
(
).
(1)求函数
的单调区间;
(2)若
在(0,+∞)上恒成立,求
的取值范围;
(3)求证:
(
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2b95cdfbc2446ba1d6f99e29eacbfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/605584e961088244b43e64a87bd8cf65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
您最近一年使用:0次
2021-06-06更新
|
847次组卷
|
3卷引用:辽宁省部分中学2021-2022学年高三上学期期末检测数学试题
辽宁省部分中学2021-2022学年高三上学期期末检测数学试题陕西省西安中学2021届高三下学期第十次模拟考试理科数学试题(已下线)第4讲 导数与不等式(讲)-2022年高考数学二轮复习讲练测(新教材·新高考地区专用)
2021高三·广东·专题练习
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d50055c5be921702b5f468d95ca6067.png)
(1)若
在区间
上存在极值,求实数
的范围;
(2)若
在区间
上的极小值等于0,求实数
的值;
(3)令
,
.曲线
与直线
交于
,
两点,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d50055c5be921702b5f468d95ca6067.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9242dd26ba42e906d512542f02807779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9242dd26ba42e906d512542f02807779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/173989eb4c71ba9a2c37740216473227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ed9bbf022719b29ae0b2ca587ab0ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4d12362d4b8dd25813953e1c5a94b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36312981a939667948c38c03fcca24ff.png)
您最近一年使用:0次
名校
解题方法
3 . 设函数
,曲线
在
处的切线方程为
.
(1)求实数
的值.
(2)求证:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9575827979917ddd712b95c7dca1545b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ec89d17a1b8f7961e2f1f27c2d50685.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/818ccada4725a82c9a15485ca5a44fb5.png)
您最近一年使用:0次
解题方法
4 . 已知函数
,
,
.
(1)当
时,若对任意
均有
成立,求实数k的取值范围;
(2)设直线
与曲线
和曲线
均相切,切点分别为
,
,其中
.
①求证:
;
②当
时,关于x的不等式
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7c4adef3485e8ac6e50d1926365327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9f049a5f960728c60a909821b2404b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c41009905994507dae7224c1c7f870b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cc4136bd17997e11a7f8abcb19f9018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212983432fdb9bb12719fc9be4b410d1.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45dddee525114c09ee0d1205aed6e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16552a1b3198b61e02f62592431cb583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5d01c545537e6330e36a618706d7b92.png)
①求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6073fc52cd10164c1313dd96069b8d00.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c6637636cfad409d24add56c4ce53c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68bb186b90ea5f2ae009d4aa98083393.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
.
(Ⅰ)当
时,求证:
.
(Ⅱ)设
,若
,
,使得
成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95b056ef8684751181b44b0028b7c1df.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e63f2c900b33ac55137d58256b82f3.png)
(Ⅱ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65fee9555c6d0fd5ab6eb6d43271d753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20e2316be9030e5eb23a1ea4d06ff538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d143e7ad5a3da7975253707b2cf250.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c8a6ab0f521c14a67580b934ce6b41d.png)
您最近一年使用:0次
2020-09-25更新
|
1017次组卷
|
4卷引用:辽宁省五校(24中、8中、东北育才、省实验、鞍山一中)联考2021-2022学年高二下学期期末数学试题
辽宁省五校(24中、8中、东北育才、省实验、鞍山一中)联考2021-2022学年高二下学期期末数学试题广东省佛山市第一中学2019-2020学年高二下学期第二次段考数学试题广东省汕头市金山中学2021-2022学年高二下学期期中数学试题(已下线)湖北省武汉市(武汉六中)部分重点中学2024届高三第二次联考数学试题变式题17-22
6 . 设函数
.
(1)求函数
的单调区间;
(2)若函数
在
有零点,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2706c10408e097d5208f0715c75e2585.png)
(1)求函数
![](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/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6455e38ff53ede2508e4d9cb23f0b86.png)
您最近一年使用:0次
2020-09-16更新
|
674次组卷
|
11卷引用:辽宁省沈阳市郊联体2018-2019学年高二下学期期末数学(理)试题
辽宁省沈阳市郊联体2018-2019学年高二下学期期末数学(理)试题陕西省韩城市2018-2019学年高二下学期期末教学检测数学理科试题江西省宜春市重点高中2019-2020学年高二下学期期末(文科)数学试题【校级联考】广东省百校联考2019届高三高考模拟数学(理科)试题【校级联考】重庆市九校联盟2019届高三12月联合考试数学(理)试题(已下线)【全国百强校】河北省衡水中学2019届高三上学期七调考试数学(文)试题【校级联考】安徽省定远重点中学2019届高三下学期第三次模拟考试数学(理)试题2020届云南省大理、丽江、怒江高中毕业生第二次复习统一检测数学(理)试题(已下线)专题09 恰当分类,搞定函数中参数讨论题(第一篇)-2020高考数学压轴题命题区间探究与突破广东省佛山市第一中学2019-2020学年高二下学期期中数学试题陕西省西安工业大学附属中学2022届高三下学期第七次适应性训练文科数学试题
7 . 已知函数
,无理数
是自然对数的底数.
(1)求
的单调区间;
(2)设
,证明:对
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c15bc894bb503ffde9800a9ddfb4401.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ee98b9fcbeb97595e6fc35cdf71c9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33d41d398944a02f613784ff1ceeaf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339db9d7fb9ff3f07172653144d4ba7a.png)
您最近一年使用:0次
2020-09-16更新
|
413次组卷
|
2卷引用:辽宁省多校联盟2019-2020学年高二下学期期末数学试题
解题方法
8 . 设函数
,其中实数
.
(1)当
时,求
的极大值;
(2)若函数
在
上有零点,求
的取值范围;
(3)设函数
,证明:当
时,对于
都有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eb9fe43a6a4a745c1f8799c6daebda6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](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/f1699f7e03557f35fc89288c23c0c559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ba299799a2a3ea4187a0f387f007d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4af91eb751530b164c0cc095d30210ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b16bbf81ee0855abdceddc1364f22afd.png)
您最近一年使用:0次
2020-08-03更新
|
380次组卷
|
2卷引用:辽宁省葫芦岛市2019-2020学年高二(下)期末数学试题
名校
9 . 已知函数
.
(1)求
在点
处的切线方程;
(2)若不等式
恒成立,求k的取值范围;
(3)求证:当
时,不等式
成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be28586f3a3ca7707e9dcf258b917ff5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb09d22756ead537531baa8f7465656b.png)
(3)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e07a6abf7a3051e5c0e213e7e5d6a56a.png)
您最近一年使用:0次
2020-02-05更新
|
1136次组卷
|
8卷引用:2020届辽宁省葫芦岛市普通高中高三上学期学业质量监测(期末)数学(理)试题
2020届辽宁省葫芦岛市普通高中高三上学期学业质量监测(期末)数学(理)试题2020届高三2月第02期(考点03)(理科)-《新题速递·数学》2020届山东省潍坊市高三2月数学模拟试题(二)(已下线)备战2020年高考数学之考场再现(山东专版)03(已下线)第4篇——函数导数及其应用-新高考山东专题汇编广东省广东实验中学2022届高三上学期九月阶段测试数学试题山东省淄博市临淄中学2020-2021学年高三上学期期中数学试题黑龙江省牡丹江市第一高级中学2022-2023学年高三上学期期中考试数学试题
10 . 已知函数
.
(1)讨论
的单调性;
(2)求证:当
时,
;
(3)设
是整数,对于任意的正整数
,有
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/553d72d688e34a65beb6939061721c3f.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d0d2761b7298a62a7f56caef88ee3db.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/952cdff30a13c7e9eeee8fdca17e5bc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2020-07-26更新
|
423次组卷
|
2卷引用:辽宁省大连市2019-2020学年高二(下)期末数学试题