名校
1 . “解方程
”有如下思路:设
,则
在
上为减函数,且
,故原方程有唯一解
.类比上述解题思路,不等式
的解集为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc8fee13d6f190523ff6699e8fbc749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7ffcaabba3c20311125062a56e64993.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b4ed4485745f1d259a3953c242b9cf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a050b963ee0f077ba077d3e60c9f34a4.png)
您最近一年使用:0次
2020-04-16更新
|
910次组卷
|
3卷引用:河南省开封市兰考县等五县2018-2019学年高二下学期期中联考数学(理)试题
2 . 设
,
,
,将
的最小值记为
.则当
是偶数时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7978d7bd6f6caf9ac9837ffce5f89654.png)
__________ ;当
是奇数时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7978d7bd6f6caf9ac9837ffce5f89654.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba8ae469587300aece24a0599a630c2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36ff741c0506b0619fe6c7b1990013af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7978d7bd6f6caf9ac9837ffce5f89654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7978d7bd6f6caf9ac9837ffce5f89654.png)
您最近一年使用:0次