名校
解题方法
1 . 已知曲线
和
,点
分别在曲线
上,记点Q的横坐标为
,则
的最小值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bba249c8c70279fc4437eb07d19c7fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09c7fc8e284e4aafd93a630d50a53930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e9feabc99f62ee569b460e61526e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c15a90db6dfd1aab79a3728748cc6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/916c9412531632a32a3d8afcbdcdd516.png)
您最近一年使用:0次
2024-03-03更新
|
165次组卷
|
3卷引用:浙江省丽水市2023-2024学年高二上学期1月期末教学质量监控数学试题
解题方法
2 . 抛物线
的焦点为
,准线为
,点
为抛物线上一点,满足
(
为坐标原点),
,垂足为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1f58cb53e4f4d3cb053785d53fbb2a3.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c26c84ee017deda59151ac60f21ac23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73c97d2110db5fc9cd9971a63cadcf87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ddf9f494bfe841e59ee09487a0cc59a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1f58cb53e4f4d3cb053785d53fbb2a3.png)
您最近一年使用:0次