名校
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d2af466f4ae3efbdae98b7e8aaa5be6.png)
.
(1)当
时,求不等式
的解集;
(2)当
时,
图象的最低点坐标为
,正实数
,
满足
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d2af466f4ae3efbdae98b7e8aaa5be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72f160e06a8b4e037b3a3f886e1ee537.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1bf0995f32a13d0a9e423f3e88ab271.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9180949d3e438ec1975c71cb7a37f5c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/629b45fa8bc699e9c4a9296f0dc302fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a770e1e57f020cbbd39db686d8f6b6b.png)
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2020-09-19更新
|
399次组卷
|
3卷引用:2020届重庆市第一中学高三下学期6月模拟数学(文)试题
2020届重庆市第一中学高三下学期6月模拟数学(文)试题吉林省汪清县第六中学2020-2021学年高三三模数学(理)试题(已下线)重组卷01-冲刺2021年高考数学(理)之精选真题+模拟重组卷(新课标卷)
名校
解题方法
2 . 已知函数
,
.
(1)当
时,求不等式
的解集;
(2)若
,且当
时,不等式
有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1401f15d830782ec64544ad011214a7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02ba0d3db4bf5b3aae3add6dd80fcb65.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab42740d8f095b5f7825d14c4c312096.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df7b5582e1931243dbb90b7591137f23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16ed1e07ed5ad201dfcb01b949e552c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4955c5adc717b7f6f0b975e0724ff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-05-07更新
|
640次组卷
|
6卷引用:【市级联考】重庆市2019届高三学业质量调研抽测(第二次)4月二诊文科数学试题
3 . 已知不等式
的解集为
,则实数
的取值范围是_______ .
![](https://img.xkw.com/dksih/QBM/2015/3/12/1572005545041920/1572005550514176/STEM/a69b1a3273464ee49f27a62a7d408783.png?resizew=125)
![](https://img.xkw.com/dksih/QBM/2015/3/12/1572005545041920/1572005550514176/STEM/b1c2167d604b4554bbaedb25c7da8f4e.png?resizew=16)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次