有一个数值转换器,原理如图所示,若输出的y为
时,则输入的x值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/5/0a205220-1211-4fe0-86d4-ef65426bbfde.png?resizew=346)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/5/5/0a205220-1211-4fe0-86d4-ef65426bbfde.png?resizew=346)
A.3 | B.3或9 | C.![]() | D.3或![]() |
更新时间:2024-05-06 09:51:10
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【推荐2】下列运算,正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图是一数值转换机,若输入的m为-2,则输出的结果为( )
![](https://img.xkw.com/dksih/QBM/2019/1/4/2111638076383232/2114219385413632/STEM/87fd08e6808f4f98ac08fe4ade50c369.png?resizew=61)
![](https://img.xkw.com/dksih/QBM/2019/1/4/2111638076383232/2114219385413632/STEM/87fd08e6808f4f98ac08fe4ade50c369.png?resizew=61)
A.12 | B.0 | C.-12 | D.-8 |
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【推荐2】按如图所示的程序计算,若开始输入的n值为
,则最后输出的结果是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/33d0c720-78a6-490a-9407-02777c173683.png?resizew=354)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/33d0c720-78a6-490a-9407-02777c173683.png?resizew=354)
A.14 | B.16 | C.8+5![]() | D.14+![]() |
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【推荐1】现有一列数:
,
,
,
,…,
,
(n为正整数),规定
,
,
,…,
,若
,则x的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf464629fa321a6ff7401ab79f07083.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7230de53663c75658c58bbf206a0085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1df7f2beffd703583d4b4db720bf778b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ea11bd18577ee314988bc70b0caf23f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/667bf06ddd83d9da7f2d0e01cc3319b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d6e8a35c5a4f76bb3791261681d318.png)
A.1 | B.1.5 | C.2 | D.2.5 |
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【推荐2】将正整数按如图所示的方式排列,根据图中的规律,20 应在( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/17/2f17a3cd-08b8-4d25-a82b-5b6278c7b884.png?resizew=273)
A.A 位 | B.B 位 | C.C 位 | D.D 位 |
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