名校
解题方法
1 . “曼哈顿距离”是由赫尔曼·闵可夫斯基所创的词汇,是一种使用在几何度量空间的几何学用语.在平面直角坐标系中,点
,
的曼哈顿距离为
.若点
,Q是圆
上任意一点,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724d316a295242846ae0f70a18e1e659.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac51d5b0a1b6d229ca8e73300843e3b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845c73ecca715e281ee13defac47f1e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dacabbd6406acbb4afb048e9cfa1bcf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34f36e22874cc6dd08e960ecdcca58a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135b08696706de37e1eab5f59697674c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
2 .
,
是
:
上两个动点,且
,
,
到直线
:
的距离分别为
,
,则
的最大值是
![](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/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ff5c21185c13eae675906dabd3593c7.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895fa47a776962dd68b3ff39812cad9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5edf900c810371fb21297c15f86d8743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31ac1def558351e2e3ed1235c570530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a4b32d388558eb9a9e4f0f2dd57c09.png)
A.3 | B.4 | C.5 | D.6 |
您最近一年使用:0次
2019-04-13更新
|
1980次组卷
|
6卷引用:【校级联考】四川省教考联盟2019届高三第三次诊断性考试数学(文)试题