名校
1 . 已知抛物线
,焦点为
,准线为
,P为抛物线上一点,
,A为垂足,如果直线
的斜率为
,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd05d243091ba3ec8da3d33fc5956e2.png)
________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4e46152388af7b19585d5b0072ab88.png)
________ (O是坐标原点).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3abf3173133683369785897e67fa84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb50782b4a4f59f8798a90086b0d5c6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071ff10740d0ef09e9b6ab0bf8a92283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd05d243091ba3ec8da3d33fc5956e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4e46152388af7b19585d5b0072ab88.png)
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2020-04-20更新
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171次组卷
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2卷引用:浙江省湖州市德清县第三中学2020-2021学年高二下学期3月月考数学试题