1 . 已知椭圆
:
的左、右两个顶点为
,
,点
,
,
是
的四等分点,分别过这三点作斜率为
的一组平行线,交椭圆
于
,
,…,
,则直线
,
,…,
,这6条直线的斜率乘积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271e595c257e4c0ade90a9bbbf0e6b0d.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/4b104090ea2ac34be58a76a4e0e95cb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df1d9b712b639c8b6809c9f3ae03706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32efe4eff75508cb93e828c735dcb695.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2799abb64fd7bfce9dfa7228aa460564.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63be95225b55df87368caaf221adf29e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aba947934b05caae8b0c1fb1a522a0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64befa24b39935b92f77b2b7b278a28d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/888ef8649aad7d2d207ca0af35b015cf.png)
A.![]() | B.![]() | C.8 | D.64 |
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解题方法
2 . 如图,射线
与圆
,当射线
从
开始在平面上按逆时针方向绕着原点
匀速旋转(
、
分别为
和
上的点,转动角度
不超过
)时,它被圆
截得的线段
长度为
,则函数
的解析式为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15e2dd6ebdf595c1985ce2c4d34e2f99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f811484ae6fa803cce9c81bb07ea746a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/f811484ae6fa803cce9c81bb07ea746a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a9781cd710e738d50a0f5c00f72e20d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4914f1618e5ac34457b9024e369e04c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4914f1618e5ac34457b9024e369e04c2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 点
关于极轴的对称点的极坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02be0c4607191680581b703de4c4dda7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 将参数方程
(t为参数)化为普通方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e1c9347893216361970d02666e70a19.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 .
表示( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d778f48db45b9e652df5e497c270f9c4.png)
A.直线 | B.椭圆 | C.双曲线 | D.圆 |
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解题方法
6 . 椭圆
的参数方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6205da5e1d2730ee0b3de8bca3e29f5e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7 . 极坐标方程
表示的曲线是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89f6a5c347e28b525431ba4b50aedd8.png)
A.两条相交直线 | B.两条射线 | C.一条直线 | D.一条射线 |
您最近一年使用:0次
2023-06-21更新
|
145次组卷
|
2卷引用:陕西省西安市高陵区第一中学2022-2023学年高二下学期5月期中文科数学试题
8 . 已知椭圆
为椭圆的右焦点,曲线
交椭圆
于
两点,且
,则椭圆
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/485ba2de17f7087f76b4c301e79ec7ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/638f348ade850a34a3f0767aed4e6ae0.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/fdcb63642a1d6cd5136b0fc3295fa3c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 平面内到两定点距离之积为常数的点的轨迹称为卡西尼卵形线,它是1675年卡西尼研究土星及其卫星的运行规律时发现的,已知直角坐标系xoy中,M(-2,0),N(2,0),动点P满足
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e8ef8a3ab9f962a7dcb23d047e47b96.png)
A.![]() ![]() | B.![]() ![]() |
C.P点横坐标的取值范围是![]() | D.![]() ![]() |
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10 . 在同一平面直角坐标系中,将曲线
按伸缩变换
后为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e1281856dd865eff89ba42eb92d2bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6278208176524354ca472369c8c57435.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-03-30更新
|
561次组卷
|
5卷引用:陕西省黄陵中学2018-2019学年高二上学期期末考试数学(文)试题