直线
过定点
,则点
到直线
的距离是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f44814ad3bbbb9e30ea0f8906c9757d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/026808536f6b6d265c778e23836fbf13.png)
23-24高二上·广东广州·期中 查看更多[2]
更新时间:2023-11-05 22:00:49
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填空题-单空题
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较易
(0.85)
解题方法
【推荐1】已知函数
的定义域为R,若
为奇函数,且直线
与
的图象恰有5个公共点
,
,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4cab0427799d1679c95dee188c8ee8.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f14048fd39fe4b5e33c54bbea447c4e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1949108929b88363fca9e72e555ed9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56720e2f2b0ddd72156da495923698da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2852ae85cfcc804b3192ea8543c88938.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1947266946e35d8f997e6572c27ac6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e9394abf88aa5a95e55a7a8a5d9207d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00fe5eacfd1debb6c489c01e9e5f411.png)
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您最近一年使用:0次
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【推荐2】已知直线
,则当k变化时,直线l恒过定点___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a83a186b22f2f4a786719ad643c07a15.png)
您最近一年使用:0次
填空题-单空题
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较易
(0.85)
解题方法
【推荐1】已知圆
,直线
,若直线截圆所得弦长为2,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30800bcb030cf5ee97d0e21fbbe8c368.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b595d6e861c9a29b89e3f06ae1ad6f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34daab56fc7102cc00dea31290d8ebaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30800bcb030cf5ee97d0e21fbbe8c368.png)
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【推荐2】函数
图象上一点
到直线
的最短距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9f049a5f960728c60a909821b2404b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
您最近一年使用:0次