10-11高一下·贵州遵义·期末
1 . 已知点
、
,若直线
与线段
有公共点,则斜率
的取值范围是_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dd162f6b5ea3023b9126daf61e76428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e5eea5f7f98ca8632358b7e49ceb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acd55f837e9c4e6bba1163ef13edd09b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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10-11高二下·黑龙江·期中
2 . 已知直线的斜率范围是
,则这条直线的倾斜角范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7adf8d572a4e6f4a75a12452c69b10cd.png)
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10-11高三下·吉林延边·阶段练习
3 . 一直线经过点
,它的倾斜角等于直线
的倾斜角的2倍,则该直线的方程为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51116e96f4c35d90677e91e0aa914111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c28c650d073802c5740a487638d05699.png)
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11-12高三上·上海奉贤·期末
4 . 已知
∈(0,
),则直线
的倾斜角
(用
的代数式表示)
![](https://img.xkw.com/dksih/QBM/2011/1/17/1569971639918592/1569971644686336/STEM/4f9c30637b884aaa90a7459b4080bd0b.png?resizew=15)
![](https://img.xkw.com/dksih/QBM/2011/1/17/1569971639918592/1569971644686336/STEM/b124b6b5158a4c9ea4a5567f6aec0979.png?resizew=28)
![](https://img.xkw.com/dksih/QBM/2011/1/17/1569971639918592/1569971644686336/STEM/2cbf09e7918842aa959962e0c4b3124f.png?resizew=129)
(用
![](https://img.xkw.com/dksih/QBM/2011/1/17/1569971639918592/1569971644686336/STEM/b698edfdc76d4e658e9f788d754b4b77.png?resizew=16)
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2010·重庆·高考模拟
名校
5 . 已知椭圆
的左、右顶点分别为
、
,曲线
是以椭圆中心为顶点,
为焦点的抛物线.
(1)求曲线
的方程;
(2)直线
与曲线
交于不同的两点
、
.当
时,求直线
的倾斜角
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7784d2355546ff9e3167c8fde8d6e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57c2aa2a0275ac5feb12461f1959882d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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