名校
1 . 直线
(
为参数,
)和曲线
,(
为参数,
)交于
、
两点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d49959fc29fb6d1576b689e552fb8af.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08ed76c934ab4f1a0c9bc6ef4a786ae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c51159984b2cb00f30b3986315019623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d409bee7e1352afd7450011859939850.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/388d3d213a231cccf854a29eef611d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d49959fc29fb6d1576b689e552fb8af.png)
您最近一年使用:0次
2 . 以坐标原点
为极点,
轴正半轴为极轴建立极坐标系,直线
的极坐标方程为
(
),曲线
的参数方程为
(
为参数),若直线
与曲线
相切,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8659eae4bd09ef86b05fdc4fe1da829c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1384afb999110723f613ad64bd166459.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.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/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
3 . 在极坐标系中,直线
与圆
交于
两点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061cd50e1746a9e15bee7a9974616f4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcdebedd02b4ea57f8562443742086d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
您最近一年使用:0次
4 . 已知直线的极坐标方程为
,则极点到该直线的距离是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feed563d332e757b755e14ffc7f5cf29.png)
您最近一年使用:0次
名校
5 . 把椭圆
经过伸缩变换
后的曲线方程是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d80a47fd46072cd717442cb378d431ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/515f27acf91b25f9dfe845cb64d4aea9.png)
您最近一年使用:0次
2023-08-12更新
|
96次组卷
|
2卷引用:宁夏固原市第五中学2022-2023学年高二下学期期中考试数学(文)试题
解题方法
6 . 椭圆
(
为参数)的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6a0e474f983da38aed65883314ce0e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
7 . 在极坐标系中,
为极点,曲线
上两点
、
对应的极角分别为
、
,则
的面积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3dc2c09a9d082bf57a554a023a22096.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/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
您最近一年使用:0次
8 . 在直角坐标系
中,已知点
, 以坐标原点O为极点,x轴的正半轴为极轴建立极坐标系,则它的极坐标是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7795aec93c2c7ac2fd93e6747ca6516c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b20af7617b581d6b67d3d51709365681.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6239e8d51d5bc8f2aa8131cd6ace41bb.png)
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名校
9 . 直角坐标系中曲线
的参数方程为
(
为参数),则曲线
的直角坐标方程为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/755654cb5087c4cdaf0e240319b3ffed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
名校
10 . 在极坐标系中,点
,
,则线段
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5590ad9d4892c0cd02e240118e5342e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc842c06bf8a64fa64648bf36a16a575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
2023-04-23更新
|
630次组卷
|
4卷引用:四川省成都市第七中学2022-2023学年高二下学期期中考试数学(理)试题