如图,一段抛物线:
记为
,它与x轴交于两点O,
;将
绕
旋转
得到
,交x轴于
;将
绕
旋转
得到
,交x轴于
;…如此进行下去,则
的顶点坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f9c7f836e0f485e923fd0ca6469f729.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e1dcdc9d50fe147e3924ce30bba519.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04b56e44e4f0424a2b7a45567120a2e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e1dcdc9d50fe147e3924ce30bba519.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04b56e44e4f0424a2b7a45567120a2e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/148769cd355e427616fd91c6bc7e347a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/12/cf311341-4a13-4e7f-8242-04c814e6ef94.png?resizew=214)
更新时间:2023-02-11 09:03:48
|
相似题推荐
填空题
|
适中
(0.65)
【推荐1】在平面直角坐标系中,点
经过某种变换后得到点
,我们把点
叫做点
的终结点.已知点
的终结点为
,点
的终结点为
,点
的终结点为
,这样依次得到
、
、
、
、…、
、…,若点
的坐标为
,则点
的坐标为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44ee82573986d4fa6a7ee1b5f397edae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc10686701ae2fa3083d3bfc712871c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc10686701ae2fa3083d3bfc712871c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44ee82573986d4fa6a7ee1b5f397edae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee50575e3ebd56c4f46dd0bbf8e55d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee50575e3ebd56c4f46dd0bbf8e55d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7da11ecf1f14d55c8e4122268593852.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c0573e2af8a0dc8c6a1c0af067a324f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc33e625c56b04b907f98ce120bb831.png)
您最近一年使用:0次
填空题
|
适中
(0.65)
名校
【推荐2】如图,在平面直角坐标系中,已知点
,
,
,对三角形
连续做旋转变换,依次得到
,
,
,
…,则
的直角顶点的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c6abf1c9bc89e3fb025aa9a8e9e4b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507fb2f9c7fe07022e09b0dcbe0d0954.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4819c39c281427826e1b3f7a4c2b720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5518f853e3a929edf3dd3cee8ec0760d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8321b4034b3ab70b6cbfa25bca18df2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c456c0903221c3c618b10b411381a568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5e25f8d2379b7bb49714e4dce49e24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e10d997af12261726836397420fb54fb.png)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如图,抛物线
与
轴相交于点
、
,点
在点
的左侧.当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
________
(填“
”“
”或“
”号).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/505fc78f8f310e74b5a59c3d6cce201f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e237bc5331e4473a151daaa41d168a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b94ee36869c702fadd08a9c0e4608dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf5cd1c520d4753232273be33b05f52a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392cdb9d30684cce244bef94b8d861b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff7942da6c3fc4005256fb1458557c0.png)
![](https://img.xkw.com/dksih/QBM/2018/9/13/2031422610923520/2033077429960704/STEM/56a7ee6c9c774470a40ec1acb274ad3b.png?resizew=103)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】若二次函数
(
为常数)的图象与
轴的一个交点坐标为
,则另一个交点的坐标为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feea06c406139c9915864815a5b4ba1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】若关于x的一元二次方程a(x+m)2=3的两个实数根x1=﹣1,x2=3,则抛物线y=a(x+m﹣2)2﹣3与x轴的交点坐标是_____ .
您最近一年使用:0次