名校
解题方法
1 . 已知点P,Q分别是拋物线
和圆
上的动点,若抛物线
的焦点为
,则
的最小值为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce57ee60a8cd96ec9f44253ef8980022.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6453328405e0ff7ed9313367fed6a958.png)
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2024-06-07更新
|
306次组卷
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2卷引用:广东省梅县东山中学2024届高三下学期第一次模拟考试数学试题
2 . 函数
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d305a1b0157d60597154f776f8cf85.png)
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解题方法
3 . 希腊著名数学家阿波罗尼斯与欧几里得、阿基米德齐名.他发现:“平面内到两个定点
的距离之比为定值
的点的轨迹是圆”.后来,人们将这个圆以他的名字命名,称为阿波罗尼斯圆,简称阿氏圆.已知在平面直角坐标系
中,
,
,点
是满足
的阿氏圆上的任一点,则该阿氏圆的方程为____ ;若点
为抛物线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fdc384aa20e27b9289497e741e35554.png)
上的动点,
在
轴上的射影为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a08f5d6f91366da27e9b96452bb04977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1294434b22cb5133043a2270ae1c43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69d4ad2f121598b00fdc0c7df7624f00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73b3cf0f585938ede9eca890a6eb326d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fdc384aa20e27b9289497e741e35554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd6f651fa3d9aee69498289bb8702ff3.png)
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