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1 . 在平面直角坐标系
中,已知向量
与
关于
轴对称,若向量
满足
,记
的轨迹为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f605ec0729ce6d72237ad662a06862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/582957208ff5f010dfc4dc51055f70be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/355dbbed50f876ede00089a5cb593fcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
A.![]() ![]() | B.![]() |
C.![]() | D.![]() |
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2 . 考虑这样的等腰三角形:它的三个顶点都在椭圆
上,且其中恰有两个为椭圆的顶点,则这样的等腰三角形个数为 ______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf679418512d6ad973531df808fd267.png)
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3 . 在极坐标系中,圆
的圆心到直线
的距离为 ______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cf89e94eb51129f144d9809ec290f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/741c7e44156ecd127e95db78f7396f2c.png)
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解题方法
4 . 正方体
中,
,P在正方形
内(包括边界),下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
A.若![]() ![]() |
B.三棱锥![]() ![]() |
C.若Q为正方形![]() ![]() ![]() |
D.![]() |
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2024-06-02更新
|
637次组卷
|
3卷引用:湖北省宜荆荆随恩2024届高三5月联考(二模)数学试题
5 . 写出一个同时满足下列条件①②的圆的标准方程:________________
①圆心在直线
上,②与
轴相切.
①圆心在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/650353eda77d014bb42d185bd967e549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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6 . 已知
,点
在圆
上运动,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63c5385bc4e23db3995b7d2b818fd1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a430c41f782c5c12f68a49c5d0cb1ee2.png)
A.![]() | B.![]() | C.![]() | D.32 |
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解题方法
7 . 已知点
在圆
上运动,且
,点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38c0bf89c9c9dfd708ba029a641a5fe4.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72c4340dcffb0783d118a587e5352a2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6c344a3735c9062fc91f9fa57b70db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38c0bf89c9c9dfd708ba029a641a5fe4.png)
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8 . 已知点
是圆
上一点,直线
交圆
于
两点,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3e36bb606fc84bf1f1251a3cb876b27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560adea7b0d4fbe4131fc41f3fcbd871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb2de83daa8e3367c3b2e6a3f493cfeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bce45bf68da797e64cf8234fac54a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ff46fe09a2d868514e16706f96565f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf4bb626270794de4e87e0675837db7.png)
A.0 | B.1 | C.![]() | D.![]() |
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解题方法
9 . 已知正方体
棱长为2,
为棱
的中点,
为正方体表面上一动点,下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.点![]() ![]() ![]() ![]() ![]() |
B.点![]() ![]() ![]() ![]() ![]() |
C.当点![]() ![]() ![]() ![]() |
D.若![]() ![]() ![]() |
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10 . 下列说法正确的是( )
A.椭圆![]() |
B.![]() ![]() |
C.双曲线![]() ![]() |
D.抛物线![]() ![]() |
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