名校
1 . 如图,已知单位圆
与
轴正半轴交于点
,当圆上一动点
从
出发沿逆时针旋转一周回到
点后停止运动.设
扫过的扇形对应的圆心角为
,当
时,设圆心
到直线
的距离为
,
与
的函数关系式
是如图所示的程序框图中的①②两个关系式.
![](https://img.xkw.com/dksih/QBM/2018/6/5/1960657353949184/1962334391599104/STEM/2ae15ffd-8687-48eb-a39e-6161140fe769.png)
![](https://img.xkw.com/dksih/QBM/2018/6/5/1960657353949184/1962334391599104/STEM/59275a89-4952-4820-8537-7ec952c89257.png)
(1)写出程序框图中①②处的函数关系式;
(2)若输出的
值为
,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c98b699396af01a6fc0371586e24b35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0407b006c53ad8c7c43fbaf04391886f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://img.xkw.com/dksih/QBM/2018/6/5/1960657353949184/1962334391599104/STEM/2ae15ffd-8687-48eb-a39e-6161140fe769.png)
![](https://img.xkw.com/dksih/QBM/2018/6/5/1960657353949184/1962334391599104/STEM/59275a89-4952-4820-8537-7ec952c89257.png)
(1)写出程序框图中①②处的函数关系式;
(2)若输出的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
您最近一年使用:0次
2018-06-07更新
|
382次组卷
|
4卷引用:【全国百强校】河南省林州市第一中学2017-2018学年高一5月月考数学试题
【全国百强校】河南省林州市第一中学2017-2018学年高一5月月考数学试题【全国百强校】河南省郑州第二中学2018-2019学年高一下期第二次月考(5月)数学试题河南省豫西名校2019-2020学年下学期第二次联考高一数学(已下线)专题11 算法与框图-【备战高考】2021年高三数学高考复习刷题宝典(解答题专练)
2 . 给出30个数:1,2,4,7,…,其规律是:第1个数是1,第2个数比第1个数大1,第3个数比第2个数大2,第4个数比第3个数大3,依此类推.要计算这30个数的和,现已给出了该问题算法的程序框图(如图所示),请在图中判断框内①处和执行框中的②处填上合适的语句,使之能完成该题算法功能.
![](https://img.xkw.com/dksih/QBM/2018/3/20/1906054259818496/1906456822063104/STEM/8cbc5e4729414dd3a6ab065213bc82ba.png?resizew=137)
您最近一年使用:0次
2018-03-20更新
|
173次组卷
|
3卷引用:2017-2018学年高中数学人教B版必修3单元测试1算法初步