1 . 已知抛物线
:
的焦点为
,过点
的直线
与抛物线E交于A,B两点,若直线
与圆
交于C,D两点,且
,则直线
的一个斜率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a382e1d7bbf2d32101463a45603aca62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0de60c4de4c822fd22ca30897b61edb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2024-01-22更新
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3卷引用:天津市第一中学滨海学校2024届高三第六次学业水平质量调查数学试卷(开学考)