1 . 求满足
的最小正整数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aae9e5309777a271677fd7b0bd4901e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2006高三·吉林·竞赛
2 . 求证:
,其中
为任意正整数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c68258f0f30b57fa841c8c351ea0d93f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2006高三·吉林·竞赛
3 . 设
为一个实数数列,
.求有多少个不同的实数t使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf2d4f358d0a03026ee803edd972c50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab42b7602b438302b7da1f943fbc1c1.png)
您最近一年使用:0次