名校
1 . 已知抛物线
,点
,过
作抛物线的两条切线
,其中
为切点,直线
与
轴交于点
则
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af7e88433a65d8b350f9270133d588e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03df57efff473b3cfeb8503796b7d6b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8fbc229c957487495bb8cda1d4cfd8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99f6b71cc99642d5bcc1bb3ed14aa241.png)
您最近一年使用:0次
2021-03-14更新
|
1161次组卷
|
4卷引用:辽宁省沈阳市2020-2021学年高三下学期质量监测数学卷(一)试题
辽宁省沈阳市2020-2021学年高三下学期质量监测数学卷(一)试题(已下线)押第15题 导数与函数-备战2021年高考数学(理)临考题号押题(全国卷2)(已下线)考点49 直线与圆锥曲线的位置关系-备战2021年高考数学经典小题考前必刷(新高考地区专用)湖北省武汉市蔡甸区汉阳一中2021-2022学年高二上学期12月月考数学试题
名校
解题方法
2 . 已知抛物线
,过点
任作一条直线和抛物线
交于
、
两点,设点
,连接
,
并延长分别和抛物线
交于点
和
,则直线
过定点______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fa2c731aaa4005382d5b4324e29fbb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/56748d371ecbd3995a95f3462d1b0907.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb0628cecbfc98d390e5447d52414e8.png)
您最近一年使用:0次
2018-04-12更新
|
671次组卷
|
3卷引用:辽宁省大连市2018届高三第一次模拟数学理试题