2011高三·天津·竞赛
1 . 若实数
、
、
满足
,且
,则
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5d4f33b888cf03dd93d1657290ed66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829f0d04cfb44e4ea6fec0c0f89755df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2011高三·天津·竞赛
2 . 设
为正整数,且
则.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2cf7379ab9ea676d77136e9aec6411.png)
A.![]() | B.![]() | C.![]() | D.以上都有可能 |
您最近一年使用:0次
3 . 设
、
为正实数,且
,
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0ee4460e620e4e4889a0bfca17d0801.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5df987adf36f49afe49dd3130a5a7466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2c0cd4045cdd49cd0a4b9f4b65cade2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0ee4460e620e4e4889a0bfca17d0801.png)
您最近一年使用:0次
2018-12-25更新
|
597次组卷
|
3卷引用:2018届天津市和平区耀华中学高考一模数学(文)试题