在平面直角坐标系
中,对于点
和
,给出如下定义:若
,则称点Q为点P的“可控变点”.
①点
的“可控变点”的坐标为___________ ;
②若点
是函数
图像上点M的“可控变点”,则点M的坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0911c6c33c8251e061cbd7de53985818.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76e5e3058e53e4382ee029c4bf16a479.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/484c14d9ba4a01443d3b00023b8a9e33.png)
①点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f48e1c656aace41360467f254e359d.png)
②若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8d7abe0363738832d698056fc63be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e15daf7b14dbff32c390f4984dcfb.png)
更新时间:2023-10-25 12:51:27
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【推荐1】对于任意实数a、b,都有a☆b=|a+b|+5b,比如3☆4=|3+4|+5×4=27;若a☆a=12,则a=_____ .
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解题方法
【推荐2】请阅读下列材料,现在规定一种新的运算:
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【推荐1】如图,在平面直角坐标系中,长方形
的顶点
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分别在
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交
轴于点
,且点
为
的中点,将直线绕点
顺时针旋转
经过点
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【推荐2】平面直角坐标系中,O为坐标原点,直线
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8e2fa0e4383590afe6d8f1d7aa8bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bebecf2dcf1ce3a54cbde71dc32b9707.png)
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