已知直线
和以
,
为端点的线段相交,则实数k的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56e19ea78fab6f388650e437bac0eaa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e38cc7d3f21606da0a7a52ecfc7ad47b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21b68e3f7c3ffe57f980f55f841634e5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2022-10-26 08:53:55
|
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【推荐1】已知直线
恒过定点P,则与圆C:
有公共的圆心且过点P的圆的标准方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9a2e5d30f1cc38eb74354eff4acc98.png)
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A.![]() | B.![]() |
C.![]() | D.![]() |
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【推荐2】已知两点
,
,直线
:
线段
相交,则
的取值范围是
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9904c8fe9592f723bb09d7d4ee84b54a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac34761ca9cdfb548e51bce1a60a877f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a159de0b2d9eb1ae0b7e664e64d3c6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b133262fb934802bbf55e00d8a317b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15befbdad977723a86194979c675ee5d.png)
![](https://img.xkw.com/dksih/QBM/2022/10/13/3086975385403392/3087505666260992/STEM/cfa35963e5e342de8eeb393ee6d95bb7.png?resizew=4)
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() |
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【推荐1】已知
,直线l过
且与线段
相交,则直线l的斜率k的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66e1360f44d4b7b87a9f62171d919b8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3c9708ef0dc6d6f5dcf6596d3e4f6e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() ![]() | B.![]() |
C.![]() | D.以上都不对 |
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【推荐2】直线
过定点
与直线
的交点位于第一象限,则直线
斜率
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f40d5459e1385ab7d829ea96ca0b946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/589765490124940f22841e7cc5914367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() |
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