已知反比例函数
,当
时,
随
的增大而增大,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beb32e5b9e40503a8bb3ff2630494daf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.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.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2019-09-29 21:17:36
|
【知识点】 已知反比例函数的增减性求参数解读
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单选题
|
较易
(0.85)
【推荐1】对于每一象限内的双曲线
,
都随
的增大而减小,则
的取值范围是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0968dd6217fa5e1775050172d29a246d.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/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】若函数
是反比例函数,且
时,
随
的增大而减小,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a8b52e9380e5c2234519b18dbdaf42d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.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/b6a24198bd04c29321ae5dc5a28fe421.png)
A.![]() | B.1 | C.![]() | D.不能确定 |
您最近一年使用:0次