在平面直角坐标系xOy中,A为双曲线
上一点,点B的坐标为(4,0).若
AOB的面积为6,则点A的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/498bcfd1aac03057dcd0adef2dd113a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
A.(﹣4,![]() | B.(4,![]() |
C.(﹣2,3)或(2,﹣3) | D.(﹣3,2)或(3,﹣2) |
更新时间:2021-08-20 15:42:32
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【知识点】 反比例函数与几何综合解读
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【推荐1】如图,反比例函数
(
)的图象经过矩形
的对角线
的中点M,分别与
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交于点D,E.若
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/11/f610172d-81c8-482c-8088-213e02fc2149.png?resizew=207)
A.8 | B.![]() | C.16 | D.![]() |
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【推荐2】如图,在平面直角坐标系中,O为坐标原点,点A在第一象限,点B在x轴的正半轴上,点G为△OAB的重心,连接BG并延长,交OA于点C,反比例函数y=
(k>0)的图象经过C,G两点.若△AOB的面积为6,则k的值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/7/abad000d-4731-4e1a-8799-c9532d228433.png?resizew=137)
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A.![]() | B.![]() | C.![]() | D.3 |
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