如图,点A
,点
第一次跳动到点
,第二次向右跳动3个单位至点
,第三次跳动至点
,第四次向右跳动5个单位至点
,依此规律跳动下去,点
第2021次跳动至点
的坐标是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e1b37361fa40152bef1551fa16a8f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04529472264cdcd72ac29ead983df370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c6fb1af3f3fe62ee771c1d29a5eb563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b647e25c0269efd2c75060a286416655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f3c98abd70232a5690e64c527ec2975.png)
![](https://img.xkw.com/dksih/QBM/2021/7/8/2759721684549632/2765999008866304/STEM/5c80da48-c971-46cc-9672-8d6081f54a78.png?resizew=282)
更新时间:2021-07-17 08:22:18
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【知识点】 点坐标规律探索
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【推荐1】将点
先向下平移4个单位,再向左平移2个单位,然后把点关于
轴对称得到点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d90ae0105bbffd1d9dfef8ab8ef1da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c91a8971dcc12490c06c427512b82232.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edff1881635893293dd411ead8194aca.png)
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【推荐2】在桌球运动中,正面击球时球碰到球桌边缘会发生反弹,如图建立平面直角坐标系,动点P从
出发,沿如图所示方向运动,每当碰到长方形的边时反弹,反弹时反射角等于入射角.当点P第2023次碰到长方形的边时,点
的坐标为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa482d7bcaa385bfc3548b42a4bfb60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d88909e5fcc68bc96d756f2d65060c.png)
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