名校
解题方法
1 . 设A,B,C,D为抛物线
上不同的四点,A,D关于该抛物线的对称轴对称,
平行于该抛物线在点D处的切线l.设点D到直线
和直线
的距离分别为
,
,已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5edf900c810371fb21297c15f86d8743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31ac1def558351e2e3ed1235c570530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84bbe19f0e503b3126f409460288b8f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb04cecda15f15130411851e4e41398d.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
2024-06-06更新
|
164次组卷
|
3卷引用:重庆市重庆乌江新高考协作体2024届高三下学期模拟监测(三)数学试题
2 . 设
为抛物线
的焦点,
为
上一点且在第一象限,
在点
处的切线交
轴于
,交
轴于
,若
,则直线
的斜率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/531fc91e66179b770d8a89e2e7ac8cda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.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/d2f5f9954df2387f7fa5e6dabb903c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/360496a4f5cc8a5faca5e089ae4f9531.png)
A.-2 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知双曲线
:
的一条渐近线方程为
,焦点到渐近线的距离为1.
(1)求双曲线
的标准方程.
(2)已知斜率为
的直线
与双曲线
交于
轴上方的A,
两点,
为坐标原点,直线
,
的斜率之积为
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f5212f9b39ca710f0349e1b3652bc6a.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e165ecb6f59aff040ac62edd49cc5551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
您最近一年使用:0次
2022-12-09更新
|
605次组卷
|
3卷引用:重庆市云阳凤鸣中学校2022-2023学年高二上学期期末数学试题
4 . 在
中,
,点
是边
上的一点,且
,当
的面积最大时,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fcdb896de5c7ebe6b122eae85324216.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846071242f981289741ad19f4e7190cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9214f0f88abad3f5b0fbf82453052b8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4dbf3de8cca9cf7fed1a234c0608df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dfc3b9d7f07b52a69ceecbc36a1808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fcdb896de5c7ebe6b122eae85324216.png)
您最近一年使用:0次
2022-09-06更新
|
1582次组卷
|
8卷引用:重庆市南开中学校2023-2024学年高二上学期9月测试数学试题
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5 . 已知曲线
及点
,则过点
且与曲线
相切的直线可能有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2fd05055fdcc2257f2615e9b9af1579.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20400fb4e26490249bd8fe24e3a29893.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
A.0条 | B.1条 | C.2条 | D.3条 |
您最近一年使用:0次
6 . 已知双曲线
,直线l的斜率为-2,与双曲线交于A,B,若在双曲线上存在异于A,B的一点C,使直线AB,BC,AC的斜率满足
=3,若D,E,H三点为AB,BC,AC的中点,则
+
=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086f6d2763e2507d7b9f63f015ccd3d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1be705af4d7284a1debf65f0a0bd7f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaf0ff21b908b6d52d03eab8da4c777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e8f878b69b96d4d41d996a212babea4.png)
A.-6 | B.5 | C.6 | D.7 |
您最近一年使用:0次