名校
解题方法
1 . 已知复数
满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b70c2519610d6d1d6d0855b0f27dfc5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a454484801d80594e5c382ec19757e87.png)
A.![]() | B.4 | C.2 | D.![]() |
您最近一年使用:0次
名校
2 . 抛物线
的焦点到圆
上点的距离的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a11c36a2d84aa1397e1bc08cf6db0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ccac2c6795f3c7c214dbc94cf39c126.png)
A.10 | B.12 | C.20 | D.24 |
您最近一年使用:0次
名校
3 . 已知
为圆
上的一动点,
为坐标原点,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e0ac7b3c34a07c192f3d537a46535b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ae743852e53bb3a32144cfa423d2bf0.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2023-12-21更新
|
470次组卷
|
3卷引用:四川省部分名校2023-2024学年高二上学期期中联合质量检测数学试题
4 . 圆
上的点到直线
的距离的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13f74c8e012fa60aea09e507e201073.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c6d3c99b7004603ba9ea9c341b8b3f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-18更新
|
602次组卷
|
2卷引用:江苏省宿迁市泗阳县2023-2024学年高二上学期11月期中数学试题
名校
5 . 已知
满足
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f277b8de0837eb4ddddfaad47f8839f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7819acf4f35610aa238a5855ceacdabb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-11更新
|
534次组卷
|
2卷引用:山西省大同市2023-2024学年高二上学期11月期中数学试题
名校
6 . 已知半径为2的圆经过点
,则其圆心到原点的距离最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad42625f296d2a4b65180e2f7b776beb.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2023-12-02更新
|
201次组卷
|
2卷引用:浙江省温州市环大罗山联盟2023-2024学年高二上学期期中联考数学试题
7 . 直线
分别与
轴,
轴交于
两点,点
在圆
上,则
面积的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23fc11a3a7592c68b20f93bdde2ed3f.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860e9db4e90e9281477a0bc7b3af0c9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
A.6 | B.8 | C.![]() | D.![]() |
您最近一年使用:0次
名校
8 . 已知实数
满足方程
,则
的最大值( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e383fcc122f267043fbafe0972bfb900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29ebc856291255f2d4a6c20b982a2442.png)
A.2 | B.4 | C.![]() | D.1 |
您最近一年使用:0次
名校
解题方法
9 . 过直线
上一动点
,向圆
:
引两条切线,
、
为切点,则圆
上的动点
到直线
距离的最大值等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbe0890043f34b4575bf7bb3a773e32b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
10 . 已知圆
,圆
,
分别是圆
的动点,
为直线
上的动点,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b320d2ca7a886dadf0d71f49c484141d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a33d5eb26d9f0ae513dd11a7fddc930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e9feabc99f62ee569b460e61526e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6fa0d5a70443ed49c3a9ceb0935a755.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1b3031d7393a63719166285314d73f.png)
A.6 | B.10 | C.13 | D.16 |
您最近一年使用:0次