名校
解题方法
1 . 已知
,则下列不等式正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d229cbec798c9c278a9b5979cb38247.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-06-14更新
|
854次组卷
|
3卷引用:湖北省宜荆荆随恩2024届高三5月联考(二模)数学试题
名校
解题方法
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7ab6605d463431441560c1e77dc526.png)
(1)证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8559250e7a91f36fe7a8ec6ce6a1550f.png)
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7ab6605d463431441560c1e77dc526.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8559250e7a91f36fe7a8ec6ce6a1550f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/682960bcf4a6df5f370158afbb271f9b.png)
您最近一年使用:0次
2022-12-27更新
|
1874次组卷
|
4卷引用:湖北省襄阳市襄州区第一高级中学2022-2023学年高三下学期开学考试数学试题
名校
解题方法
3 . 已知函数
.
(1)求函数
的最小值;
(2)若方程
有两实数解
,求证:
.(其中
为自然对数的底数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40ab948e5df77b57035f6b2717700858.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e409849c921f4868c5a78abffb9f74bb.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d297da393c2035fd4184db3ddcf5eac4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef5ee58a4983da76e7c34675d3da3451.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fa9b12852f286c2d26734a31b3b08c8.png)
您最近一年使用:0次
2022-05-25更新
|
1964次组卷
|
4卷引用:湖北省二十一所重点中学2023届高三上学期第二次联考数学试题
解题方法
4 . 已知函数
.
(1)求
在
处的切线方程;
(2)若
存在两个非负零点
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b34038ac490deed03c4486efa3d2ca2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb2e46f49adba6036e2624639a1b966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b13f97407c740e83b1e6f3cc957230.png)
您最近一年使用:0次
名校
5 .
三者之间的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56b16485fc7fc736090e2e0b81a777ac.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
6 . 已知函数
,
是大于0的常数.记曲线
在点
处的切线为
,
在
轴上的截距为
,
.
(1)当
,
时,求切线
的方程;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad3da8a9798cf59dc08d553e342979e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27c0ab3e2d7698f082854bafe4174dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2fe3251e054fe97089806ba7033f802.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc3423edf53e50f0b84c0a901f175f73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04cefacded707b7f8c9f8b9ade6ef32c.png)
您最近一年使用:0次
2023-12-07更新
|
885次组卷
|
3卷引用:湖北省十一校2024届高三第一次联考数学试题
名校
解题方法
7 . 已知
,设函数
,
为
的导函数,且
恒成立.
(1)求实数
的取值范围;
(2)设
的零点为
,
的极小值点为
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf094719366403d51cbe4b8041125a25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c19200eeeda46fe2e4c5a3e9b5e98c2.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23ee0c41666e12b510201b2ff7f54cd0.png)
您最近一年使用:0次
2023-02-12更新
|
889次组卷
|
3卷引用:湖北省黄冈市浠水县第一中学2022-2023学年高二下学期5月质量检测数学试题
名校
8 . 已知函数
在
处的切线方程为
.
(1)求实数
的值;
(2)(i)证明:函数
有且仅有一个极小值点
,且
;
(ii)证明:
.
参考数据:
,
,
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66ee58e7ea15c42db7e407608bdc23fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff3055f9a9673ea8d1f7feac13dcc4e4.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)(i)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a63c4698699959ed782b3025d2b3a69f.png)
(ii)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7a5d2fab4ebac531c7ae3f8541406f6.png)
参考数据:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35b7cfcc147916ae7eeb5d557fea945e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85df77afeb715050160d41976800dda8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9966cd01308069d06d974ebfb123619e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ebe8b6d7bf7d161100077d5549a0030.png)
您最近一年使用:0次
名校
9 . 已知函数
,
(1)若
,求
的极值;
(2)讨论
的单调区间;
(3)求证:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0564f3cdd22f1f1fdde9ef9317844ce9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea57b12b62021eabd15043246db1009.png)
您最近一年使用:0次
2022-08-22更新
|
1818次组卷
|
11卷引用:湖北省荆州市松滋一中2024届高三上学期12月月考数学试题
湖北省荆州市松滋一中2024届高三上学期12月月考数学试题广西壮族自治区兴安县第二中学2020-2021学年高二上学期期中测试数学(理)试题广东省广州市番禺区象贤中学2023届高三上学期第一次月考数学试题宁夏北方民族大学附属中学2023届高三上学期月考(一)数学(理)试题河南宋基信阳实验中学2022-2023学年高三上学期9月月考数学(理)试题河南省信阳市河南宋基信阳实验中学2022-2023学年高三上学期9月月考数学(文)试题(已下线)专题09 导数及其应用难点突破1江苏省扬州市仪征市精诚高级中学2022-2023学年高三上学期9月月考数学试题天津市红桥区2023届高三下学期期末考试数学试题天津市红桥区2022-2023学年高三上学期期末数学试题(已下线)模块二 专题3《导数》单元检测篇 B提高卷(人教A)
名校
解题方法
10 . 已知函数
.
(1)若
且函数
在
上是单调递增函数,求
的取值范围;
(2)设
的导函数为
,若
满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5633e40c35e8be1db5361044bfd74ac.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143b917df0520097be222accbddf9394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72728cdc6b1c5521eeba55ca804d2d74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfe299acc679f151fbe61ecda04d1662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8a229cc42ec3bc9c5e68523cf5ebbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04bbbf510a09b09b85a0cefb9202d13e.png)
您最近一年使用:0次
2022-12-09更新
|
1743次组卷
|
6卷引用:湖北省十一校2023届高三上学期12月第一次联考数学试题