2014·云南红河·一模
1 . 函数
.
(1)若
,求函数
的定义域
;
(2)设
,当实数
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ea38df527794c3b56ed92ff2bb4bee.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9ff5406ca1237ba1efad11a9cb0fd17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d9c5a3d0c7c7c9ee158cc8ee45e5c8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76091880e7030634ad1a504c6089809c.png)
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2016-12-03更新
|
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4卷引用:2014届云南省红河州高三毕业生复习统一检测理科数学试卷
(已下线)2014届云南省红河州高三毕业生复习统一检测理科数学试卷(已下线)2014届云南省红河州高三毕业生复习统一检测文科数学试卷2016届安徽省马鞍山二中等高三第三次联考理科数学试卷2016届安徽省马鞍山二中等高三第三次联考文科数学卷
2 . 已知函数
.
(1)解不等式
;
(2)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b007523f42b15045db93d74291215385.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f78a57092148d334c61f96f4cac9d6a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e21b47006723d46c2db6c0e86db3b9b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af470a5404c2f9a6285bfbb0c6fdcf86.png)
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2020-07-25更新
|
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2卷引用:2020年全国高考冲刺压轴卷(一)理科数学试题
3 . 选修4-5:不等式选讲
已知函数
.
(1)解不等式
;
(2)若
,
,
,求证:
.
已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9fa8b7b0872e1e4457326fc582d56ca.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eba10f0721782ea8b0fd3de629e9e87.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55c9f1a79c0594ee6ade90d9718aeaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af4b5d261044c6f58deba8de7c0e1e35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55fd3b17f48298d8ae10438f50ab94e6.png)
您最近一年使用:0次
2019-06-07更新
|
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2卷引用:【市级联考】山东省潍坊市2019届高三高考模拟(5月三模)考试 数学(文)试题