解题方法
1 . 已知直线
与圆
交于
两点.
(1)当
最大时,求直线
的方程;
(2)若
,证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0d6d0cfe389abca252332223b5da17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad929400af1bc1ceccaf16ee77e744c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df7968194cf13e872ab941231cfc9eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fee5b648dfe26489766b4f5e388ddea.png)
您最近一年使用:0次
2 . 已知抛物线的顶点是坐标原点
,焦点在
轴上,且抛物线上的点
到焦点的距离是5.
(1)求该抛物线的标准方程;
(2)若过点
的直线
与该抛物线交于
,
两点,求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4af1560bfd68fa9e4e82093d327ab7c.png)
(1)求该抛物线的标准方程;
(2)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/d2b0ba14e41e306e5633ad4bf1cdedd8.png)
您最近一年使用:0次
2023-01-04更新
|
735次组卷
|
4卷引用:陕西省榆林市第十中学2022-2023学年高二上学期期末理科数学试题
陕西省榆林市第十中学2022-2023学年高二上学期期末理科数学试题宁夏银川市第九中学2022-2023学年高二下学期第一次月考数学(文)试题(已下线)专题05 抛物线8种常见考法归类(2)(已下线)3.3.2 抛物线的几何性质(2)
解题方法
3 . 已知向量
若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0013e7e405b4e1347e25dfc784713430.png)
(1)求
的夹角
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6ae0a013f362450eb0c8b7a79cb4708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0013e7e405b4e1347e25dfc784713430.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/055b1711094c1a6fc8a06081fd20935c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7bd819089d66c4de03796a9424e5288.png)
您最近一年使用:0次
解题方法
4 . 已知双曲线
:
的离心率为
,左、右顶点分别为
点
满足
.
(1)求双曲线
的方程;
(2)过点
的直线
与双曲线
交于
两点,直线
(
为坐标原点)与直线
交于点
.设直线
的斜率分别为
,
,求证:
为定值.
![](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/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238c07b3ab3b4c419b20812b8b145d78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a436db19eb954d31075d5398f1b92ecd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf9cf4e2503018ca54fc9b75c928cbe.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a1beaba1a66642282cbb840964d63dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4757181824e15e0f21e5bdd55448783.png)
您最近一年使用:0次
解题方法
5 . 平面内给定两个向量
.
(1)求
;
(2)若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce068b0918416fd6ff29d9a07776adc.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1852b36fe6ee37f63c7a6bf7ed7a36ea.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7eccf40b445168335ca76a2d8053a90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解题方法
6 . 已知向量
,
,
,
.
(1)求
;
(2)若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f9551dcaeeae8976b88be153e9a55c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa65a81f376d637326fbe72cdb1b2388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd97c17c96fe02b6225e6e9911919cd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc868cd9ab0f4d451da8b7d353b6854f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0708fb0e7226bbac7314330c979a585a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7041ffb650a267ced7e8d7346226b8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2022-11-24更新
|
807次组卷
|
8卷引用:平面向量的坐标运算
平面向量的坐标运算广西桂林市临桂区五通中学2021-2022学年高一下学期期中段考数学试题(已下线)第05讲 向量基本定理及坐标表示(已下线)专题02 向量基本定理与坐标运算-期中期末考点大串讲(苏教版2019必修第二册)内蒙古呼伦贝尔市满洲里远方中学2022-2023学年高一下学期期末考试数学试题海南省定安县定安中学2022-2023学年高一下学期3月月考数学试题内蒙古呼伦贝尔市满洲里远方中学2023-2024学年高一下学期第一次考试(3月)数学试卷(已下线)专题01 平面向量(2)-期末考点大串讲(苏教版(2019))
7 . 已知抛物线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
的焦点
与双曲线
的右顶点重合,过点
的直线
与抛物线交于
两点.
(1)求抛物线方程;
(2)若
,且
在
轴的下方,
在
轴的上方,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75de1947893e5c7a4d98d4458398fd6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c477e5ade921ffa8377c4719319380ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21348d39ad9cc9b38d3ae99ce38eeccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(1)求抛物线方程;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0254651bb80003c9b3bb84636ec1121a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
您最近一年使用:0次
8 . (1)已知平面向量
,
,若
与
平行,求实数
的值.
(2)已知复数
是方程
的解,若
,且
(
、
,
为虚数单位),求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81f4dcf415977dea53f52a85b6b82136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6298f5ea480c1db659fad4d4c658da47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3143307ad0ba4a631eac04e814993655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)已知复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0d4d254ff83c9298b1eecb3b4c831c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/807472b86889a79c4b0dc376c3edd5d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b6ec89b956b2b79bcdf1d4aae8def0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0914dc4d4c7f75710ff460a286fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fff0f1b6dd0be54207299f6c22eec25f.png)
您最近一年使用:0次
9 . 如图,在空间四边形OABC中,E是线段BC的中点.
![](https://img.xkw.com/dksih/QBM/2022/11/6/3103760620421120/3104519232266240/STEM/2088272239cf456fab94a0ac51b90fc9.png?resizew=143)
(1)试用
,
表示向量
;
(2)若
,
,
,
,
,求
的值.
![](https://img.xkw.com/dksih/QBM/2022/11/6/3103760620421120/3104519232266240/STEM/2088272239cf456fab94a0ac51b90fc9.png?resizew=143)
(1)试用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8337706c550bc095d7a2bd872221a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21909dd065ccc349a2cbfd4c3cf4976b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9774f83067ed956a551bc41adcce0469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ba1df94176a1f769c7a0a12bf357fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcd3fd00798e7ec50afafe7fa7a4f42e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83e44a1cc4d47b13f6c3b69544c7d026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ccc37b189fa2cbc269ca0b233dac37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79061261bddae128d59c51f5da05b51.png)
您最近一年使用:0次
10 . 如图,在四边形
中,
,
.且______;在①、②、③中选一个作为条件,解答下列问题;①
;②
;③
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/9/28e5c2c9-1e6a-4a3e-8541-78455cfc7c6c.png?resizew=167)
(1)求四边形
的面积;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2a4a4dc4befec21cb379b38a134f4ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da7309fc0a8cde0ba9365d7fe1ce4d3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bba4e4c06af3c57b1c5e96c0f7b4de62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ddaa3307ec83492acdc2f88c5014a79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bea3227e0c4152d5f60bbff4086275.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/9/28e5c2c9-1e6a-4a3e-8541-78455cfc7c6c.png?resizew=167)
(1)求四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a14dd0cfda3741deccc80e89b6c2a233.png)
您最近一年使用:0次