如图,正方形ABCD的顶点C、D在x轴上,A、B恰好在二次函数
的图象上,则图中阴影部分的面积之和为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81e6893063df9d4188f3b7002664097d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/19/2ed2f62e-45d2-4e1a-b2b8-3b5500fd8688.png?resizew=148)
更新时间:2024-03-19 17:49:26
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【推荐1】如图,在平面直角坐标系中,点A的坐标是
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【推荐2】如图,在平面直角坐标
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