1 . 已知圆
经过点
,
,且圆心在
轴上,则圆
的标准方程为___________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00ed24bfcc37b79fe9ca61ed8fdf26ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0481d24e2af1e0cd348732b9444d1dde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2023-12-21更新
|
314次组卷
|
3卷引用:江苏省扬州市高邮市2024届高三上学期12月学情调研测试数学试题
江苏省扬州市高邮市2024届高三上学期12月学情调研测试数学试题江苏省扬州市宝应县曹甸高级中学2024届高三上学期第三次月考数学试题(已下线)2.1.1-2.1.2 圆的标准方程 圆的一般方程(十一大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)
名校
解题方法
2 . 在三棱锥中
,
,且
.记直线
,
,
与平面
所成角分别为
,
,
,已知
,当三棱锥
的体积最小时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82518ec660d15e7b79ea9cbd1219122d.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4959250cb4f4289b7c5400c7bee0426.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080db3af81b29ed10144a1c2e2a4fb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f435efcc7869eec21bdba1ed81dc3f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ae8179359f73d7202df34aa62748c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82518ec660d15e7b79ea9cbd1219122d.png)
您最近一年使用:0次
2023-12-21更新
|
535次组卷
|
2卷引用:江苏省常州市华罗庚中学2024届高三上学期12月阶段检测数学试题
名校
解题方法
3 . 已知圆
与
轴正半轴的交点为
,从直线
上任一动点
向圆作切线,切点分别为
,
,过点
作直线
的垂线,垂足为
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9ab11ba6b230c4309e1b899eb58daae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/407a6cd11bfd80e2eee4900f4e7881bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e4fa04825ac7d071968056322d88be.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
2023-12-19更新
|
447次组卷
|
5卷引用:江苏省决胜新高考2024届高三上学期12月大联考数学试题
解题方法
4 . 已知抛物线
的焦点到准线间的距离为2,且点
抛物线C上.
(1)求m的值;
(2)若直线l与抛物线C交于A,B两点,且
,
于点D,
,求DQ的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e23b74ed51912d236727c0ee5e3e64.png)
(1)求m的值;
(2)若直线l与抛物线C交于A,B两点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83640592853a53872d7af69c0cffc1bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545e18836bc7fee22f8f813a6f525d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a291e0d0e2f620a15826a1aa3c04bc37.png)
您最近一年使用:0次
5 . 已知圆
过点
,且与直线
相切于点
.
(1)求圆C的方程;
(2)若
、
在圆
上,直线
,
的斜率之积为
,证明:直线
过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc2eb18bd9c658b727ea362cd4a5186e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcaada7649455fbebcdbdbb9a94e6a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f54dd475ff1321041c80738b201c3b6.png)
(1)求圆C的方程;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
您最近一年使用:0次
2023-12-15更新
|
510次组卷
|
2卷引用:江苏省启东市2023-2024学年高三上学期期中质量监测数学试卷
名校
6 . 已知点
,点O是坐标原点,点Q是圆
上的动点,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a8bff4387d3f1c4523fd19ae7bd5ee5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a305abc97c52f73c8849c7d0b1d3cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9958298e755aac2fddf5afd8eb46bd95.png)
您最近一年使用:0次
2023-12-13更新
|
399次组卷
|
4卷引用:江苏省苏州市苏大附中2024届高三上学期12月月考数学试题
江苏省苏州市苏大附中2024届高三上学期12月月考数学试题(已下线)广东省深圳市深圳中学2024届高三上学期第四次阶段测试数学试题(已下线)重难点7-1 圆的最值与范围问题(8题型+满分技巧+限时检测)湖北省武汉市华中科技大学附属中学2024届高三高考适应性考试1数学试题
7 . 已知圆
,直线
(
且
不同时为0),下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e709b79de786feca3b94c69ae8f38223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ac745cbcbd71c1b5ca79101866427d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7569cd7e9b31ad838230133b9bc8314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
A.当直线![]() ![]() ![]() ![]() ![]() |
B.当![]() ![]() ![]() ![]() ![]() ![]() |
C.当![]() ![]() ![]() ![]() |
D.过点![]() ![]() ![]() |
您最近一年使用:0次
2023-12-11更新
|
673次组卷
|
4卷引用:专题07 直线与圆(分层练)
8 . 已知点
满足
,点
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afe53e549f52d6f0b33aa6ac482ae7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e63cd1167940df97e52ed78de295b3dc.png)
A.当![]() ![]() | B.当![]() ![]() |
C.当![]() ![]() | D.当![]() ![]() ![]() |
您最近一年使用:0次
名校
9 . 已知复数
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12c16699fdf07ca29eafe7425c695732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef696d6c93ef43cb419bcfc12e454364.png)
A.方程![]() ![]() |
B.方程![]() ![]() |
C.方程![]() ![]() |
D.方程![]() ![]() |
您最近一年使用:0次
2023-12-05更新
|
2310次组卷
|
8卷引用:江苏省南通市海安高级中学2024届高三上学期1月学情调研数学试题
江苏省南通市海安高级中学2024届高三上学期1月学情调研数学试题河北省部分重点高中2024届高三高考模拟数学试题河北省部分高中2024届高三上学期期末数学试题江西省南昌市第二中学2024届高三“九省联考”考后适应性测试数学试题(一)(已下线)热点7-3 双曲线及其应用(8题型+满分技巧+限时检测)(已下线)专题06 直线与圆、椭圆方程(讲义)(已下线)考点6 复数的概念与几何意义 --2024届高考数学考点总动员【练】湖南省衡阳市第八中学2024届高三下学期高考适应性练习(一)数学试题
名校
解题方法
10 . 已知圆
经过
,
,
.
(1)求圆
的方程;
(2)过点
的直线
交圆
于
、
两点,且
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95e84f5c91c910aaafc5e74dbfbdf59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5590337b3868db8523eeb7f448efcf05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6efcdb0b6d964abf8ba9e55b27796e5b.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a427ed1b0180df66e3a382a64dd6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/938577ef3db39af0515080695f560fcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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