名校
解题方法
1 . 直线
被圆
截得的弦长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e488bcf5c0eacfb5cb27a70038d4f77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7f269f3d5e4148989d8897efa29cc60.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-06-05更新
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2卷引用:广东省湛江市第一中学2023-2024学年高二下学期开学考试数学试题
名校
解题方法
2 . 已知直线
:
,
:
若
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa104e5d74e96c9d2afbbe2d9b239621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe2e0880ec9cac6b2bacbef8c723ee7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() ![]() | B.![]() | C.![]() | D.![]() ![]() |
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2024-05-03更新
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2卷引用:北京市怀柔区第一中学2023-2024学年高二下学期2月测试数学试题
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3 . 双曲线
的两条渐近线与圆
没有公共点,则实数m的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/421d518bbdc7ecbb69bd8b6eb697ce4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f36b94cc0e4ee96321f89073c6e57658.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-04-10更新
|
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2卷引用:四川省成都市蓉城名校联盟2023-2024学年高二下学期开学考试数学试题
4 . 已知点
是圆
上的动点,以
为圆心的圆经过点
,且与圆
相交于
两点.则点
到直线
的距离为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79382ba44ba669b5d43fdd5427adf16c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/451fc6e4248b63e70595f23842f06c93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.![]() | C.![]() | D.不是定值 |
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2024-04-08更新
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4卷引用:陕西省榆林市第一中学2024届高三第一次模拟考试数学(文科)试题
解题方法
5 . 过点
且与直线
平行的直线方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76095b03d243fead89a6493614e4b68a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b2caf6048aa0807d8ba591963ff6e2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-04-07更新
|
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2卷引用:江西省部分学校2023-2024学年高二下学期开学考试数学试题
名校
6 . 已知点
在圆
上,点
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30093078a92ef2c2d79ab24d82b7b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f13bf66fc845b115de4ec45b4be0e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fdf0b6fecd6a78bc83f42e11e60a004.png)
A.存在点![]() ![]() | B.存在点![]() ![]() |
C.![]() | D.![]() |
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7 . 若圆
上恒有4个点到直线
的距离为1,则实数r的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4896f254406ddfe0744b63f10724e76a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d047b1683b339b66921db610468af949.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知直线
与双曲线
交于
两点,
为双曲线
上在第一象限内一点,且
(
为坐标原点),则
到
的距离最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc5bd66dd6d5e09ff0893a938aed56e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bef93a53a2004910a8cac32f93c4b0.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cbe6f12d3e4a7d651fa8d045b963962.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2024-03-29更新
|
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2卷引用:河南省新高中创新联盟TOP二十名校2023-2024学年高二下学期2月调研考试数学试题
9 . 已知椭圆
的右焦点为
,过
的直线
与
交于
两点.
(1)若点
为
上一动点,求
的最大值与最小值;
(2)若
,求
的斜率;
(3)在
轴上是否存在定点
,使得
为定值?若存在,求出定点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2242ca20bd7ab3d41b128e10a4071521.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41eebe0c6eeea2f26ac805ea0d495be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33710e5f5ff4006ce8ec472233f169df.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de0bfd095e57cfa2719e53a838301b4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(3)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d871b0b46194d7300950e04f085533d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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名校
解题方法
10 . 已知直线
:
与
垂直,且
经过点
.
(1)求
的一般式方程;
(2)若
与圆
:
相交于
两点,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b3412469e573766c556a98550af8a90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59decaee08ff5ba9047a281d400d2bb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2024-03-27更新
|
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