名校
1 . 已知函数
.
(1)讨论
的单调性;
(2)证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a959bf5cfa2463fd68347ea79e8b65b1.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d24c3f2ed4a82c3f7245aee6bfe1d4f5.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
,对任意的
,不等式
恒成立,则
的取值范围为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be362dec96173f246ff747264007817.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16b4adf816d4deeb87d89d7f5fc9430d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
3 . 己知定义在R上的奇函数
的图象是一条连续不断的曲线,
是
的导函数,当
时,
,且
,则不等式
的解集为( )
![](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/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d357109a4e0addb0d2b69b9df1ddb2e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/896df31f80127adbae738b3a014bd4e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ac66bc088f7f4bdf5881380a7128e8.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 给出以下三个材料:
①若函数
的导数为
,
的导数叫做
的二阶导数,记作
.类似地,二阶导数
的导数叫做
的三阶导数,记作
,三阶导数
的导数叫做
的四阶导数…,一般地,n-1阶导数的导数叫做
的n阶导数,即
,
;
②若
,定义
;③若函数
在包含
的某个开区间
上具有n阶的导数,那么对于
有
,我们将
称为函数
在点
处的n阶泰勒展开式.例如,
在点
处的n阶泰勒展开式为
.根据以上三段材料,完成下面的题目:
(1)若
,
在点
处的3阶泰勒展开式分别为
,
,求出
,
;
(2)比较(1)中
与
的大小;
(3)证明:
.
①若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.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/10acd6d864583617dd3e71240bf0c857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10acd6d864583617dd3e71240bf0c857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/def752070b9e674fdd3c7a632647ab54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/def752070b9e674fdd3c7a632647ab54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f71c87ca0e7fa8ad0a24f8d5a2854ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5818ede14d21f6df9ef9c2bfe09286c.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d9c55d08be2a0f694e1e948319be61c.png)
![](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/4562f3225c98cf5cb11b47d98c9cc9c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f9b92a1988f20c45e8ba3887eeb6b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/849fe9a00128b39200a5defc403fe827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eae1b87c23b45ce5e5e74d5b1d73234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/083f05aeb79c34207ddc2b162b8ce49f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369f4888f6214b4472cd16e45139ec88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78bf48ae91b57fc73e6303a829446a71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea6d4c5149174ffd7f841718d6af7fb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1eac268e854f1d13a101ec88af5afd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea6d4c5149174ffd7f841718d6af7fb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1eac268e854f1d13a101ec88af5afd2.png)
(2)比较(1)中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bffc9c4bf9de4d804885955aff039ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea6d4c5149174ffd7f841718d6af7fb0.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f1656e376d8067d4766f1cc14e56cd.png)
您最近一年使用:0次
名校
5 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4b179446b1db69443461b2a0d0e0977.png)
(1)求
的单调区间及最值
(2)令
,若
在区间
上存在极值点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4b179446b1db69443461b2a0d0e0977.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78c204be088a8fc6c096eedd5b1e7dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/921d7bfaf9e813a9e2982449175bdc72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-07更新
|
433次组卷
|
2卷引用:宁夏回族自治区石嘴山市第一中学2024届高考第四次模拟文科数学试题
名校
解题方法
6 . 设函数
.
(1)讨论
的单调性;
(2)证明:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e19918216dccbc84a439e750f76916bb.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12d0bd9afdd4e53ff37f5bfcaa1106c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481adcf2f35f31e5e661b2541c0f44b5.png)
您最近一年使用:0次
2024高三上·全国·专题练习
名校
解题方法
7 . 函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8bb3bce910f0d5e8bb67ddd97f05f4b.png)
(1)当
时,讨论函数
的单调性;
(2)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8bb3bce910f0d5e8bb67ddd97f05f4b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0ffecb03c47be920254c4ccffa5b222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7db8f867196410e2828e2bbd3183b02d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d2e705f93f7f1943ce4364b260c2d1d.png)
您最近一年使用:0次
2024·全国·模拟预测
名校
8 . 已知函数
单调递增,则实数a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7af8785a610ca779b3373c8f4e0684b8.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知函数
.
(1)求函数
的单调区间;
(2)设
,若
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c850fc1f642e77a88da6d614505e0a8d.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80280989fe6f7a2aa1807574215dff8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85187c85826beeca12137805293fff77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
10 . 已知函数
,
.
(1)讨论函数
的单调性;
(2)若
,不等式
恒成立,求整数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec528c14343ba3d242709bacb36fc0b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f48e946b26bc186a4b9317a8a34b13f8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6422b9c2e93a91fe9e39ce4d9dabb0fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次