名校
解题方法
1 . 已知F是曲线
(
为参数)的焦点,则定点
与点F之间的距离![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb51b9591885e76530a5e2f4283a4db.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c67f143a0419ca54bb57326a66f2908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39ea1f5bdd213c7c3a571b4c38850bf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb51b9591885e76530a5e2f4283a4db.png)
您最近一年使用:0次
2022-05-10更新
|
246次组卷
|
3卷引用:四川省成都市蒲江县蒲江中学2021-2022学年高二下学期5月月考数学(理)试题
2 . 直线系
,直线系A中能组成正三角形的面积等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86e1f4c6116fd8ff47d4738eb958c95b.png)
您最近一年使用:0次
名校
解题方法
3 . 在平面直角坐标系中,定义
、
两点间的直角距离为
,如图,
是圆
当
时的一段弧,
是
与
轴的交点,将
依次以原点
为中心逆时针旋转
五次,得到由六段圆弧构成的曲线.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de49f3cfe85c4ae1d7ecb30075848e87.png)
_______ .若点
为曲线上任一点,则
的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6f5adf13b4214666292dd64b947741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af405a054bfe7fb7ce40e48d816467e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bea37e25ba5e11e5e2c428996f74e5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed41d321f4c0717ac5b443aad942d9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/978ce4ca52b9c915574d50d64ce348b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/239ff12eb6cba0100f0dadb847c90ea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed41d321f4c0717ac5b443aad942d9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed41d321f4c0717ac5b443aad942d9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de49f3cfe85c4ae1d7ecb30075848e87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4298f459599feb1a5ed4dce607b8e3d.png)
![](https://img.xkw.com/dksih/QBM/2021/5/8/2716842768228352/2718602291453952/STEM/3903e3564b0e40039bf873d70ad1e715.png?resizew=166)
您最近一年使用:0次
2021-05-11更新
|
982次组卷
|
5卷引用:湖北省武汉市第二中学2021-2022学年高三上学期暑期模拟数学试题
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