反比例函数
在每个象限内的函数值
随
的增大而增大,则
的取值范围是( )
![](https://img.xkw.com/dksih/QBM/2014/9/26/1573750580740096/1573750585892864/STEM/43b5d088c3d04620bc609fa8c4cf0af3.png)
![](https://img.xkw.com/dksih/QBM/2014/9/26/1573750580740096/1573750585892864/STEM/4ee358f191fa4f6eaa25f7258e87a375.png)
![](https://img.xkw.com/dksih/QBM/2014/9/26/1573750580740096/1573750585892864/STEM/a0b9c5d3f0cf4ef19ce8726cec0a756d.png)
![](https://img.xkw.com/dksih/QBM/2014/9/26/1573750580740096/1573750585892864/STEM/f91543fde94f4aec864cd831cd7f7a94.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2019-01-30 18:14:09
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【知识点】 已知反比例函数的增减性求参数解读
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【推荐1】点
和点
是反比例函数
图像上的两点,当
时,
,则k的取值范围( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05193d9096bd9da9230acc14228aa4e1.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5fe9adf12c8d9f3dc78b46b2d9a16f7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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单选题
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较易
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【推荐2】反比例函数
的图象在每个象限内,函数
随
的增大而减小,则
的值可以( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a5c4fde84e40e2d0fb0e68c51e662ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.3 | B.2 | C.1 | D.0 |
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