名校
解题方法
1 . 已知
、
是抛物线
上的两点,直线
垂直于
轴,
为抛物线的焦点,射线
交抛物线的准线于点
,且
,
的面积为
,则
的值为___________
![](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/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/770c52b52b00212f4e2664a03ecab6ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36691f0269294ecae8f00b7bce97756c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0c97792b2333a6fe0d1c706ac263556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
您最近一年使用:0次
2022-01-02更新
|
210次组卷
|
3卷引用:浙江省温州市乐清中学2021-2022学年高二上学期12月第二次月考数学试题
浙江省温州市乐清中学2021-2022学年高二上学期12月第二次月考数学试题浙江省温州市乐清第二中学2021-2022学年高二上学期1月第一次月考数学试题(已下线)易错点18 抛物线-备战2022年高考数学考试易错题(全国通用)
解题方法
2 . 已知平面非零向量
、
,
、
满足
,
,若
,
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a223991a4ec2ca30469960f093ddb1c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc72f5677dda2b1de520c4cc3c1ceb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560ee2894ba8c5cee6633430cc8b3b41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36f1a8e551cba7ec9f451749f60e628d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/763e3ffc6a1f702f05653daf9cc3f289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32410e4c5c3158e2bf2a8ea5ecccf0f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/412a0bded7fa9a5edfc8b3a7ffd68f1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dba0759381070f703d65e21e73eb2c77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/741574f71252839af5c088cf224bf159.png)
您最近一年使用:0次