如图,在平面直角坐标系中,直线
与x轴、y轴分别交于A、B两点,以AB为边在第二象限作正方形ABCD,将过点D的双曲线
沿y轴对折,得到双曲线
,则
的值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/24/c53ba102-764f-4d30-b9fc-a54f5f781b29.png?resizew=242)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1d7df623642896d720d6956ed1f0ff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72a7f0a32e8c87e31126f7412f6238c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd819ea451a71adf005ad2d1e4d9ccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/24/c53ba102-764f-4d30-b9fc-a54f5f781b29.png?resizew=242)
A.-4 | B.4 | C.-8 | D.8 |
2022·山东济南·二模 查看更多[2]
更新时间:2022-05-31 17:29:37
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【推荐1】如图,在中有两条互相垂直的直径
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【推荐2】如图,
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【推荐1】正方形ABCD中,点E为DC边上的一点,沿线段BE折叠之后,使点C落在正方形内部,已知∠ABF比∠EBF大9°,则∠EBF的度数为( )
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【推荐2】如图,在正方形
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【推荐1】如图,直线
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