名校
1 . 已知抛物线
过点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1adfb019c33df092f35e2a9678c69c9.png)
(Ⅰ)求抛物线的方程和焦点坐标;
(Ⅱ)过点
的直线
与抛物线交于两点
,点
关于
轴的对称点为
,试判断直线
是否过定点,并加以证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8516f71467b419293fa27df70bdaed74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1adfb019c33df092f35e2a9678c69c9.png)
(Ⅰ)求抛物线的方程和焦点坐标;
(Ⅱ)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0696be1d4b3531a7d02e2b4172783736.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77ce31833750a319b3c2db7837a110d.png)
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2019-05-30更新
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615次组卷
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2卷引用:重庆市万州第二高级中学2020-2021学年高二下学期3月月考数学试题