名校
解题方法
1 . 若抛物线
上一点A的横坐标为
,且A到C的焦点的距离为
,则A点的一个纵坐标为___________ .(写出一个符合条件的即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2fe11d937317b3df5a2081c98fc4475.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7566877c369e69e708768f0b44a9063e.png)
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2023-11-29更新
|
620次组卷
|
5卷引用:重庆市2024届高三上学期11月份大联考数学试题
2 . 已知抛物线
的焦点为
,点
在
上,
,
为坐标原点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1dd213c9f6e9b4aed94258eb83ecf78.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c1ba86ffc6e5542b62319848c14acaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b7937d2541afc6351464650727a8fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1dd213c9f6e9b4aed94258eb83ecf78.png)
您最近一年使用:0次
2024-03-01更新
|
254次组卷
|
3卷引用:上海市宝山区上海交通大学附属中学2023-2024学年高二上学期12月数学卓越测试题
3 . 已知过抛物线
:
的焦点
的直线
与
交于
、
两点,线段
的中垂线与
的准线交于点
,若
,则直线
的方程为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.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/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/f52a58fbaf4fea03567e88a9f0f6e37e.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/6f5f6ffe92c92596c75a20500b42d605.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
名校
解题方法
4 . 已知
的三个顶点都在抛物线
上,且点F为抛物线的焦点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1149c73b119e79c6119992e6c7156b10.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/088fcdd595455906a1a7080d630611f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28fbace94cb1568e92e83b586064dd8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1149c73b119e79c6119992e6c7156b10.png)
您最近一年使用:0次
2024-01-08更新
|
355次组卷
|
3卷引用:陕西省咸阳市咸阳中学2023-2024学年高二上学期第三次阶段性检测数学试题
陕西省咸阳市咸阳中学2023-2024学年高二上学期第三次阶段性检测数学试题山东省潍坊市临朐县第一中学2023-2024学年高二上学期期末模拟数学试题(已下线)高二数学开学摸底考 01(人教B版2019选择性必修第一册+第二册)-2023-2024学年高二数学下学期开学摸底考试卷
解题方法
5 . 已知抛物线
的焦点为F,准线为l,过F的直线与抛物线交于点A、B,与直线l交于点D,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae596bf323c32f6655ed53d3a5a84a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
您最近一年使用:0次
6 . 已知点
为抛物线
的焦点,则点
坐标为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b1183df9f26985febdc844cda75ed4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
您最近一年使用:0次
7 . 已知点
是抛物线
上的一个动点,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/732d1f2442a24cfa7276c6f6e0116afe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2076e18bc573318bad18f032df9de78b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55802acc212914950b6cf1fbffe492d.png)
您最近一年使用:0次
名校
解题方法
8 . 已知直线
是抛物线
的准线,抛物线的顶点为原点
,焦点为
,若
为
上一点,
与
的对称轴交于点
,在
中,
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/004104bafb5f30338123d4ea2b7fedde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1cd29ce44962173f16ef96ee92f4bed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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解题方法
9 . 设抛物线
上一点
到焦点的距离为1,则点
的坐标为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b1183df9f26985febdc844cda75ed4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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解题方法
10 . 已知椭圆
的右焦点
与抛物线
的焦点重合,
是两条曲线的公共点,
,则椭圆的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c45debd41decd1f8da02a0102fde375.png)
您最近一年使用:0次