如图,抛物线
与反比例函数
的图象在第一象限交于点A,
轴与抛物线交于点B,则
的面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45848d377cad2507fe6846d0882005e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90678a404b0c5a139c5ed8a51be1b62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13ecbb94ac8dfe5fbc3bffad8c9da301.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/2/7ca98215-3ed0-4b10-8686-272f143efbef.jpg?resizew=172)
更新时间:2023-01-26 16:24:30
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【推荐1】如图,在平面直角坐标系中,抛物线
的对称轴交
轴于点
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是位于
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轴交对称轴右侧的抛物线于点
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【推荐2】二次函数
(m,n是常数)的图象与x轴的两个交点及顶点构成直角三角形,若将这条抛物线向上平移k个单位后(
),图象与x轴的两个交点及顶点恰好构成等边三角形,则k的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/557f695990cd06e28cf976156fd063ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d165046175c70690335c3c8ce97b9d.png)
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【推荐1】如图,已知两个反比例函数C1:y=
和C2:y=
在第一象限内的图象,设点P在C1上,PC⊥x轴于点C,交C2于点A,PD⊥y轴于点D,交C2于点B,则四边形PAOB的面积为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf35027e76f8ea593f82023973d4aba3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0fbd701c8aceb4685afa5cc1e100e24.png)
![](https://img.xkw.com/dksih/QBM/2019/11/8/2329341907312640/2330251241857024/STEM/a984f562c817438eab38c88d1685feed.png?resizew=140)
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【推荐2】如图,在平面直角坐标系中,点O为原点,菱形OABC的对角线OB在x轴上,顶点A在反比例函数y=
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf35027e76f8ea593f82023973d4aba3.png)
![](https://img.xkw.com/dksih/QBM/2018/11/21/2080525033365504/2081882524065793/STEM/93314607b0bb46a6bb77d4678b6f0120.png?resizew=141)
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