解题方法
1 . 已知点
是圆 C
上的任意一点,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23de6753f49f1ad682fddc5f31534bbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0649196c51a7656b0e2677c2940057d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a00a967a47547ed32e36e8d395dfa425.png)
A.25 | B.24 | C.23 | D.22 |
您最近一年使用:0次
名校
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.![]() |
您最近一年使用:0次
3 . 已知点
是椭圆
上的动点,若
到
轴与
轴的距离之和的最大值为5,则椭圆
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c50c76395a89302028e00e4ab3b43505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 若
满足
,
,
则
最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/115a0c87ac14dbb770c95d74d6e26073.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8159754fa962579d7dcb79da0ba1908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a430c41f782c5c12f68a49c5d0cb1ee2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-20更新
|
448次组卷
|
3卷引用:压轴小题4 圆内接四边形周长最值问题
解题方法
5 . 设椭圆
的左、右焦点为
,椭圆上一点
和平面一点
满足
,则
的最大值与最小值之和是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e78f1a9cc4dedc05c175ab99b288b9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9ea91dcba7707db9a70cac100779f43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ef1d66e3bc2f3f0e57af70196ba34b2.png)
A.48 | B.50 | C.52 | D.54 |
您最近一年使用:0次
名校
6 . 如图,在等腰梯形
中,
,
,
,
,点
是线段
上一点,且满足
,动点
在以
为圆心的半径为
的圆上运动,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79863ffcfa63117ca6741b20a48e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc11331a7b2d2619b40ee6d34c3bd620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e2a44d05b1d387150c4b359e021ffc.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/c8195e199ac197c36fcfeea057075743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2f4db3ce8ce5c736a8c6dd08e74a54.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-02-27更新
|
958次组卷
|
4卷引用:安徽省江南十校2024届高三联考信息卷数学模拟预测卷(一)
安徽省江南十校2024届高三联考信息卷数学模拟预测卷(一)山东省北镇中学2023-2024学年高一下学期开学考试数学试题山东省青岛市即墨区第一中学2023-2024学年高一下学期第一次阶段检测数学试题(已下线)专题3 以平面几何图形为背景的向量综合问题【讲】(高一期末压轴专项)
名校
7 . 设曲线C的参数方程为
(
为参数,且
),曲线C上动点P到直线
的最短距离为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c7696c4dec81f2a47987d54886d5e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8f00f75b530fd1a89442b24e19fdad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dbf0595d4085e8ad38b685a71c43c27.png)
A.0 | B.![]() | C.![]() | D.1 |
您最近一年使用:0次
2023-06-15更新
|
584次组卷
|
2卷引用:四川省成都市第七中学2024届高三零诊模拟考试数学(理)试题
8 . 参数方程
(
为参数)化为普通方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fcc638a276dd98674aececf5ec566d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
2023-08-12更新
|
141次组卷
|
2卷引用:四川省成都市郫都区2024届高三上学期第一次阶段考试文科数学试题
名校
解题方法
9 . 若直线
(
为参数)与直线
平行,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af8058f03e19228ecb19030be166bdf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f099c9c499e5844e8aae3cbccf8c7c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-07-21更新
|
191次组卷
|
3卷引用:宁夏吴忠市盐池中学2024届高三第一次月考试数学(理)试题
名校
10 . 圆的极坐标方程是,
则圆的面积是 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26b08424923339565eb168438a898420.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-06-21更新
|
180次组卷
|
2卷引用:宁夏吴忠市盐池中学2024届高三第一次月考试数学(理)试题