真题
名校
1 . 设
是定义在
上的函数,且
,对任意
,若经过点
的直线与
轴的交点为
,则称
为
关于函数
的平均数,记为
,例如,当
时,可得
,即
为
的算术平均数.
当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
________
时,
为
的几何平均数;
当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
________
时,
为
的调和平均数
;
(以上两空各只需写出一个符合要求的函数即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2960b33c3dca1e3acda4ebc7e59abaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7615495e833d173a8845b19405ba3a10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e6649d4c9b13dfff3630d83766e585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a6a23e27276b0531b9538b54d8fb9ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c22de602b384f193d8b19985234c59d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e6649d4c9b13dfff3630d83766e585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab03556c333ab0b55fe86c937b2a5763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e6649d4c9b13dfff3630d83766e585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab03556c333ab0b55fe86c937b2a5763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e6649d4c9b13dfff3630d83766e585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eafd0e253a0a62512d50c656de3dc2e9.png)
(以上两空各只需写出一个符合要求的函数即可)
您最近一年使用:0次
2016-12-03更新
|
2186次组卷
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4卷引用:沪教版(上海) 高三年级 新高考辅导与训练 第二部分 走近高考 第十章 坐标平面上的直线与线性规划高考题选