在平面直角坐标系中,一蚂蚁从原点O出发,按向上、向右、向下、向右的方向依次不断移动,每次移动1个单位,其行走路线如下图所示,则点
的坐标为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/15/3ae5901e-bd21-4597-88c6-21943dacaecd.png?resizew=445)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8f04b2ef88918ab267617f9fc74635.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/15/3ae5901e-bd21-4597-88c6-21943dacaecd.png?resizew=445)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-05-15 10:27:51
|
【知识点】 点坐标规律探索
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【推荐1】下列说法不正确的是( )
A.点![]() |
B.点![]() |
C.若![]() ![]() |
D.若![]() ![]() |
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【推荐2】在平面直角坐标系中,对于点
,我们把
叫做点P的伴随点,已知
的伴随点为
,
的伴随点为
,…,这样依次下去得到
,
,……,
.若
的坐标为
,则
的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bec550c01b4f075f22ab67f5e55ed5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c23a64981d4f61b6f5dbda888438df7b.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04b56e44e4f0424a2b7a45567120a2e4.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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