已知点
,解答下列各题:
(1)若点
在
轴上,求出点
的坐标;
(2)若点
的坐标为
,直线
轴,求出点
的坐标;
(3)若点
到
轴、
轴的距离相等,求出点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4ade4472b8cc7909760215d0f56f083.png)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1beb189381103ad1e758fd8cfedb6355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d928238e1f1677f5f20ed62da87eb04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(3)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
更新时间:2024-05-25 11:35:29
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解答题-问答题
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适中
(0.65)
名校
【推荐1】关于
的一元二次方程
有两个不相等的实数根.
(1)求
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec45ce956ec924e1bb871e0730d2a8c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62bdaecba44c33044ad3ad3e271d2884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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解答题-计算题
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【推荐2】小明在对关于x的方程
去分母时,得到了方程
,因而求得的解
,你认为他解得的答案正确吗?如果不正确,请求出原方程正确的解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a82edd752b59d36ac8076f654d110c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80268dd8a5237c9b3cd65e1559a3d739.png)
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解答题-作图题
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适中
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【推荐1】如图,在平面直角坐标系内,正方形网格中每个小正方形的边长是一个单位长度,已知三点
.把三角形ABC先向右平移3个单位长度,再向下平移2个单位长度,得到三角形
.
;
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,求三角形
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1264a2e3609e1c274acb89b5ea5019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1264a2e3609e1c274acb89b5ea5019.png)
(2)写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d100e7830d2e9d27bdccb181c79b65.png)
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1f8cc428b3c9bf2fca5c8f20badc65a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bcc91ce4601c26c002658c3b929bd06.png)
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解答题-问答题
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适中
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【推荐2】已知点
在平面直角坐标系中的位置如图.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/28/dadd03f9-7b55-4c03-9ec0-328ae79fc443.png?resizew=252)
(1)写出点
的坐标;
(2)求点
关于
轴的对称点
的坐标;
(3)求点
先向左平移3个单位,再向上平移2个单位后得到的点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/28/dadd03f9-7b55-4c03-9ec0-328ae79fc443.png?resizew=252)
(1)写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(3)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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