若双曲线
与直线
无交点,则k的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beb32e5b9e40503a8bb3ff2630494daf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4a2b4c212450b2a0f77e042c8da13dd.png)
2020·江苏扬州·二模 查看更多[2]
更新时间:2020-06-06 15:24:42
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【知识点】 反比例函数与一次函数的综合解读
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【推荐1】已知
,
与
成反比例,
与
成正比例,并且当
时,
;当
时,
.则
与
的函数关系为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75d017f613091bb63f870418220b42bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81968aa7eaa2f1c6294435ae72ebc11d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cdf7aaf44733c758606ff325047ab1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d8cf2129d2834b92c80108eeaf5c49b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a07daa7893c0aa4313394369303561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/490840facad30e41571eae5ddc031411.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679353e656a54993c041ebd39ec7b31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a2d51264ea240fe484b4103adc13d09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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【推荐2】如图,函数y1=x+1与函数y2=
的图象相交于点M(1,m),N(﹣2,n).若y1<y2,则x的取值范围是x<﹣2或 _____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c943d7b6ce65c70e98d62e3664168ab.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/30/5f80296a-9e08-4a5f-bc81-86ae893932e3.png?resizew=162)
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