名校
1 . 已知曲线
和圆
有2个交点,则实数
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e35b9f4c6a8ad43e30a5834b0fd3705.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d61985901c2bc698d72ac88f4e1eb65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-05-14更新
|
341次组卷
|
3卷引用:2024届福建省宁德市普通高中毕业班五月质量检测数学试题
解题方法
2 . 若直线
与曲线
有两个不同的交点,则实数
的一个取值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00323d1615e8e5dd27b87c4e24f9b99b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7776f8179bc04afd0574c9019945e922.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解题方法
3 . 在中国传统文化中,“九”被视为至尊之数,象征长寿、福气和完美,若直线l与圆C相切,直线l在两坐标轴上的截距均为9,圆C的半径为9,点C到x轴的距离为9,则圆C的一个方程为________ .
您最近一年使用:0次
4 . 若圆
的圆心在
轴上,且与直线
相切,则圆
的标准方程可以为__________ .(写出满足条件的一个答案即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
2024-05-12更新
|
141次组卷
|
2卷引用:甘肃省酒泉市2024届高三第三次诊断考试(5月)数学试题
名校
5 . 已知抛物线
的焦点为
,半径为6的圆
过坐标原点
以及
,且与该抛物线的准线
相切,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
您最近一年使用:0次
2024-05-12更新
|
473次组卷
|
3卷引用:陕西省西安市第一中学2024届高三下学期模拟考试数学(文科)试题
名校
6 . 已知直线
与圆
相切,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/382816d8c5acba575480d781b2f740aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e87945cb5a0766b4b738ec10b4bf0683.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
您最近一年使用:0次
2024-05-09更新
|
826次组卷
|
3卷引用:吉林省长春市东北师范大学附属中学2024届高三下学期第五次模拟考试数学试题
名校
7 . 已知圆
和不过第三象限的直线
,若圆
上恰有三点到直线l的距离均为3,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
___________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62fba97f859d3c49e3e2b9db86ee1655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96a5a13abdddbca6f09d8d203a34b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
2024高三下·全国·专题练习
8 . 已知圆
:
,直线
过点
且与圆
相交于点
,
,则当
的面积最大时,直线
的方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ca010e039d374aa1223acbba49d9fc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7908e8e2ca67ad0f739860222423950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
名校
解题方法
9 . 以双曲线
上一点
为圆心的圆与
轴恰好相切于双曲线的右焦点
,且与
轴交于
,
两点.若
为等腰直角三角形,则该双曲线的离心率是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2024-05-08更新
|
450次组卷
|
2卷引用:2024届东北三省四市教研联合体高考模拟(二)数学试题
解题方法
10 . 已知圆
经过点
和
,且与直线
相切,则圆
的方程为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88c3a2f5b0702ea9fbb9dc8904579737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/107babba45f110012183dc4dc54490f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2024-05-07更新
|
638次组卷
|
3卷引用:北京市西城区2024届高三下学期5月模拟测试数学试卷