名校
1 . 已知抛物线
的焦点为
,直线
过焦点
分别交抛物线
于点
,其中
位于
轴上方,且直线
经过点
,记
的斜率分别为
,则下列正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f32be681ecfdd5463567671d1ee034d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c4cd264c97c1f261229925cc5a6761.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8da34423ad77d569f24034b6a1e3d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098a3e7d1f1890863b7483a98b618119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34441124c1aae3bf35f76ae1b31451fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c46c696ff5f123a482bae81cf9a1b570.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4e03aa9232b73798feeb746e3218890.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-01-13更新
|
712次组卷
|
2卷引用:湖北省武汉市华中师范大学第一附属中学2022-2023学年高二上学期期末数学试题
解题方法
2 . 已知向量
则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1024019d3bcf7a6a4cd2abe07f9c0a38.png)
A.若![]() ![]() | B.若![]() ![]() |
C.![]() ![]() | D.若![]() ![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知向量
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ce76745ad9f35ee28e30728efff3c52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d8f26b48617c2b7b73cada12a8b452.png)
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() |
您最近一年使用:0次
2020-09-23更新
|
1011次组卷
|
6卷引用:湖北省新高考联考协作体2020-2021学年高二上学期开学联考数学试题