名校
1 . 过抛物线
的焦点F作斜率为
的直线l,交抛物线于A,B两点,抛物线在A,B处的两条切线交于点M,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dd1f7bf8f93c219c8716df185b66e1c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc7ad3432ac96b0a38beaa7f2edc3499.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dd1f7bf8f93c219c8716df185b66e1c.png)
您最近一年使用:0次
2022-03-22更新
|
381次组卷
|
2卷引用:黑龙江哈尔滨市第一二二中学2022届高三第三次模拟考试理科数学试题
名校
2 . 已知抛物线
,过点
向抛物线
作两条切线,切点分别为
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb6487589b0a9fcc8756bb1464b66038.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/890603e86b837d8a8418ba7783e409fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d109d93796463c97d178d2bfeaa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](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/bb6487589b0a9fcc8756bb1464b66038.png)
您最近一年使用:0次
2021-06-02更新
|
472次组卷
|
3卷引用:黑龙江省哈尔滨师范大学附属中学2021-2022学年高三上学期期末考试数学(文)试题