已知数列
满足
,
,且
,则数列
的第2012项为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4123422b5a6621da6a3214aa8c3e2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8182f13d09f92ed92b6c9864739f8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.![]() | B.![]() | C.![]() | D.![]() |
2012高三·黑龙江·竞赛 查看更多[1]
(已下线)2012年全国高中数学联赛黑龙江赛区预赛试题
更新时间:2018-12-25 17:05:32
|
【知识点】 数列通项公式求解
相似题推荐
单选题
|
适中
(0.65)
【推荐1】已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb666f694add11464df52978d2c5c8da.png)
,
表示和
中所有不同值的个数.则
的最小值是.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb666f694add11464df52978d2c5c8da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59ca7644adddf2eacc949fc219328552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f287eeb047884b44460a1c8e73726d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cc77fb90f486489496e78acede64561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f287eeb047884b44460a1c8e73726d5.png)
A.2008 | B.2013 |
C.4013 | D.4016 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】设数列
满足
,且
.则数列
的前11项的和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13a6e1d671215fc96e4bee3541d1096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38c2031b3e9c321fd87b7c4aa6369943.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30eb42578f654fb61e826026d2199751.png)
A.198 | B.55 | C.204 | D.188 |
您最近一年使用:0次