名校
1 . 已知
是双曲线
右支上的一点,
分别是圆
和
上的点,则
的最大值是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/945611b2bebc85b1cada237f95e1677a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9681ad020adba72fa46cdd9034aee10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83d2ed19c67eef71d1a16a3c3fa724c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/558a5b98f9046833521eb33ec39c88bc.png)
您最近一年使用:0次
2020-02-27更新
|
486次组卷
|
2卷引用:四川省眉山市东坡区眉山北外附属东坡外国语学校2023届高三下学期开学考试文科数学试题
2 . 在平面直角坐标系
中,两动圆
均过定点
,它们的圆心分别为
,且与
轴正半轴分别交于点
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4104553c2e9e55c87dacb8ad1920377b.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d096cd7bd8a5a2219fd7dd166bbb8460.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d106dad7afeb8c01b16b75fbc33d5885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df106725f307dea1c7090fceed80c4a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fb5260e00934c2c0f24ecc4291bb8cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4104553c2e9e55c87dacb8ad1920377b.png)
您最近一年使用:0次