某校数学课外小组在坐标纸上,为学校的一块空地设计植树方案如下:第k棵树种植在点
处,其中
.当
时,
,T(a)表示非负实数a的整数部分,例如T(2.6)=2,T(0.2)=0.按此方案,第6棵树种植坐标应为_____ ,第2018棵树种植点的坐标应为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6a9ea0c17c1c1576541f981a202701b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1bb32ffa56b842540ad9c824b2331f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c972cbd63decec197aec1bdc306de67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/319b4816eb702f0395529192c500003d.png)
更新时间:2019-01-11 15:29:44
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【知识点】 由递推关系式求通项公式
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【推荐1】对于数列
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较易
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【推荐2】设数列
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___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29518f13a1ebc3fff8181c2d7cfba22f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/381576e698a46df8c497e6b5f8346ddc.png)
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