已知
为二次函数,且满足
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/ee915cac-a6c0-424d-b105-cbeb9b4777a7.png?resizew=216)
(1)求函数
的解析式,并求
图象的顶点坐标;
(2)在给出的平面直角坐标系中画出
的图象;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a2953437960c462c2791a6561b0ffb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee64d91962737f227ea7526db98bcf61.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/ee915cac-a6c0-424d-b105-cbeb9b4777a7.png?resizew=216)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)在给出的平面直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd713a9809d5df1de33c6f11b81eca7.png)
更新时间:2021-02-06 08:38:36
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