在平面直角坐标系中,已知点
与点
关于原点对称,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91bde66645c9abf9e847ea67854c14a6.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d6a7840e6fbbd22fc112b9755f643d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a2cb1413110a5b3ab7ce84965d31572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91bde66645c9abf9e847ea67854c14a6.png)
更新时间:2022-12-28 11:31:37
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【知识点】 已知两点关于原点对称求参数解读
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【推荐1】点P的坐标为
,其关于原点对称的点
的坐标为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33088cb1d00b8cb34bcafa41c589dfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762bfc20a2da28b3c59225851ea40036.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3324d4c9c7f0ecb8965e356ad3efb305.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
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