名校
1 . 已知
,
,
,
,则下列大小关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/678bc4e3642a01f2e6c3f82ae6af82b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/503a28c3b4ee6e3894b28cc0c84deec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbf9fbba9a4583674e07eaf65f4f0493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bce59668a3be332c863098b978da5b85.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7日内更新
|
302次组卷
|
2卷引用:山东省烟台市牟平区第一中学2023-2024学年高二下学期6月限时练(月考)数学试题
名校
2 . 已知
是可导函数,且
对于
恒成立,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8b8afc7a258f48c267e52788b642bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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名校
3 . 已知
,
,
.则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c549449d5241a8b59871ab44665c64c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9edd4a038d340bd5c3e10934775751d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5fadb19bbe02a235f2382e5668e91aa.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 已知函数
是定义在
上的偶函数,其导函数为
,且当
时,
,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/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/919ccf63491b763be7a45d6c72b1aaa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9c0029f0cd56a279e1193d3df1ee266.png)
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2024-06-12更新
|
740次组卷
|
2卷引用:山东省烟台市龙口第一中学东校2023-2024学年高二下学期第二次月考(6月)数学试题
名校
解题方法
5 . 已知
,若对于任意
,都有
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e261401a1f1a8f108c975545c98304f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2adb2f27ddb3d3acf4eda4f1a5e47e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c271ce52eb53c99b7065d98c1154b78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-01-05更新
|
329次组卷
|
2卷引用:山东省烟台市莱州市第一中学2023-2024学年高一上学期1月月考数学试题
名校
解题方法
6 . 已知
是定义在
上的偶函数,且在
上是增函数,若
,则
的解集是( )
![](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/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d0db1a2c0cb5793aaa2a70afa099165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39620429c511534bfaa25ead63cd308d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知函数
,
,
(1)解关于x的不等式
;
(2)从①
,②
]这两个条件中任选一个,补充在下面问题的横线处,并给出问题的解答.
问题:是否存在正数t,使得 ?若存在,求出t的值:若不存在,请说明理由.
注:如果选择多个条件分别解答,按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e5e15e7cc7fc9aee815f987eaf39fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d285a4c557fc9748105b62ccd94b7859.png)
(1)解关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fed773e88a9fb0bb42b8bc8f0f0a34f.png)
(2)从①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5113b136023b32e0813fb3a823537d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0623c0f25f853eebff06fa188dc8f820.png)
问题:是否存在正数t,使得 ?若存在,求出t的值:若不存在,请说明理由.
注:如果选择多个条件分别解答,按第一个解答计分.
您最近一年使用:0次
解题方法
8 . 已知函数
满足:
,
.令
.
(1)求
值,并证明
为偶函数;
(2)当
时,
.
(i)判断
在
上的单调性,并说明理由;
(ii)若
,求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2671f593186fa00f17ad26eba7b8f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db13144a4b27bc76c6ca989423fe95e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6e28dbfcdd6fb66b9ff759be044287.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32822a106d217ffdec43557a236f786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17af43cc460a6a7010d51a0c9403d67.png)
(i)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
(ii)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a669b4be098e4e54f5b06d92835f55c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d9c7bcef11dcd9a207c7eed2e6eb884.png)
您最近一年使用:0次
解题方法
9 . 已知
是定义在
上的奇函数,且在
上单调递增,若
,则
的解集是( )
![](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/c9414348d57c7fc77dcfa8f0744cb0c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef2635c6e599f816c706e471a3c197d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d59fb34354d2dee096cbfd84790acd2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
10 . 已知
是定义在
上的奇函数,当
时,
.
(1)求
在
上的解析式;
(2)根据函数单调性的定义,证明
在区间
上单调递减.
![](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/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fde0229bf44aebcdce4f61d9b05df30d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(2)根据函数单调性的定义,证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/879234adbae93aa72b7e101b3738d4e0.png)
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