名校
解题方法
1 . 直线
与抛物线
交于
两点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e15daf7b14dbff32c390f4984dcfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efcefd2a67820e5b03c7075445239a5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
A.6 | B.8 | C.10 | D.12 |
您最近一年使用:0次
2024-03-21更新
|
290次组卷
|
2卷引用:广东省揭阳市普宁市勤建学校2023-2024学年高二下学期第一次月考数学试题
解题方法
2 . 已知直线l过抛物线C的焦点,且与C的对称轴垂直,l与C交于A,B两点,
,P为C的准线上一点,则△ABP的面积为___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0907a673d52825cd7df84b400972d4b9.png)
您最近一年使用:0次
2022-07-08更新
|
362次组卷
|
3卷引用:广东省揭阳市2021-2022学年高二下学期期末数学试题
广东省揭阳市2021-2022学年高二下学期期末数学试题吉林省吉林市普通高中友好学校2022-2023学年高二上学期期末联考数学试题(已下线)第21讲 抛物线的焦点弦中点弦问题-【同步题型讲义】2022-2023学年高二数学同步教学题型讲义(人教A版2019选择性必修第一册)
名校
3 . 设抛物线
:
的
焦点为
,过点
的直线
与抛物线
交于
,
两点,若
恰好为线段
的中点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ba2238d6afe0187534155dd9ac48c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797c488729678e74e0825c2e92b544b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f21b82181bf5d8655b7e818025ef86e9.png)
A.2 | B.![]() | C.4 | D.6 |
您最近一年使用:0次
2019-04-17更新
|
321次组卷
|
4卷引用:广东省揭阳市榕城区仙桥中学2021-2022学年高二上学期12月月考数学试题
4 . 若直线
交抛物线
于
,
两点,且线段
中点到
轴的距离为3,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d103d683d2fd06b6fa9ec5523c2ea0c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f616752f1b1dc6235262f4bba95d71af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d103d683d2fd06b6fa9ec5523c2ea0c9.png)
A.12 | B.10 | C.8 | D.6 |
您最近一年使用:0次
2016-12-03更新
|
2018次组卷
|
6卷引用:2015-2016学年广东省普宁市一中高二上期中文科数学试卷