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1 . 如图1是某高三学生进入高中三年来的数学考试成绩茎叶图,第1次到12次的考试成绩依次记为
.如图2是统计茎叶图中成绩在一定范围内考试次数的一个算法流程图.那么算法流程图输出的结果是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/30/7990ff20-37e3-4944-9665-8ab705582683.png?resizew=345)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39eea044619fef88d734a4c709fa510.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/30/7990ff20-37e3-4944-9665-8ab705582683.png?resizew=345)
A.9 | B.10 | C.11 | D.12 |
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3卷引用:2020届湖南省汨罗市高三教学质量检测试卷(一)数学理科试题
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2 . 执行如图所示的程序框图,则输出的
( )
![](https://img.xkw.com/dksih/QBM/2019/5/31/2215516365791232/2215555768401920/STEM/10ac3b0601304f49a6907a30d531669c.png?resizew=106)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f2e6ee1b9be808f49ec91a2689b43c.png)
![](https://img.xkw.com/dksih/QBM/2019/5/31/2215516365791232/2215555768401920/STEM/10ac3b0601304f49a6907a30d531669c.png?resizew=106)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 执行下边的程序框图,若输入
,则输出
的精确到
的近似值为
![](https://img.xkw.com/dksih/QBM/2017/5/26/1695531360206848/1695871989342208/STEM/0fb2a35151534d009806ba77b86a28f5.png?resizew=128)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1f82e0ec8a1818b5fe16fbca75ebaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711c92626a97e6b778b3aa86e663ee97.png)
![](https://img.xkw.com/dksih/QBM/2017/5/26/1695531360206848/1695871989342208/STEM/0fb2a35151534d009806ba77b86a28f5.png?resizew=128)
A.![]() | B.![]() | C.![]() | D.![]() |
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