下面给出两个数值运算程序,按要求完成下列各题:
![](https://img.xkw.com/dksih/QBM/2018/2/1/1872758844219392/1877867962785792/STEM/bf961f660ec84fbf832e9293f52e644f.png?resizew=479)
(1)根据表格,按程序计算,完成填空:
![](https://img.xkw.com/dksih/QBM/2018/2/1/1872758844219392/1877867962785792/STEM/fcd167df7bbf41abb1aa27e65bcf1fbf.png?resizew=559)
(2)运算步骤①为_____;随着x的值增大,程序_____的输出值先超过500.
![](https://img.xkw.com/dksih/QBM/2018/2/1/1872758844219392/1877867962785792/STEM/bf961f660ec84fbf832e9293f52e644f.png?resizew=479)
(1)根据表格,按程序计算,完成填空:
![](https://img.xkw.com/dksih/QBM/2018/2/1/1872758844219392/1877867962785792/STEM/fcd167df7bbf41abb1aa27e65bcf1fbf.png?resizew=559)
(2)运算步骤①为_____;随着x的值增大,程序_____的输出值先超过500.
更新时间:2018-02-08 13:15:03
|
【知识点】 程序流程图与有理数计算解读
相似题推荐
解答题-问答题
|
较难
(0.4)
【推荐1】数学中有很多可逆的推理,例如:
,则输入7时,输出
.
(2)已知一次运算输出数
,则
.(用含
的代数式表示)
(3)如果输出为53则输入的
可能为 .
(4)拓展:如果
,那么利用可逆推理,已知
可求
的运算,记为
,如
,则
;
,则
.
①根据定义,填空:
;
.
②若有如下运算性质 :
,根据运算性质填空,填空:若
,则
;
.
③表中与数
对应的
有且只有两个是错误的,请找出错误,说明理由并改正.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfd1dcfe0c394b37a58b20c3b8123d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
(2)已知一次运算输出数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abce30f4eea74b3f6993decac86b4d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(3)如果输出为53则输入的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(4)拓展:如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2075a93be88072e434c4c8d4de4ee81e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b34aba3ddd2872444c8338eeaeee41e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e377c9fbd7c3dd13bbfb773c18e10a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/992a1948e2d6b4188663040c626f8f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29151da4a0bc145134e0da1cffb5cb42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27cd5d0f7f95d7622f13c482fad7ee89.png)
①根据定义,填空:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64853454dd85c245f96bd0e11166c4b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c665f410b177bf314f4b915350ad9309.png)
②若有如下运算性质 :
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6306f013b9f220b312d31fabe419b47b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afff8888249b0d49bd20f8e533397e30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6ebfbd16965e214e84a525306e57d9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd958bd75f8fb9d89214b6b8826c4780.png)
③表中与数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![]() | 1.5 | 3 | 5 | 6 | 8 | 9 | 12 | 27 |
![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
您最近一年使用:0次
解答题-问答题
|
较难
(0.4)
【推荐2】阅读流程图,并完成问题:
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/5/50cf53fa-828f-4e9b-8e49-d03c33492fe1.png?resizew=224)
(1)如果输入数
,则
_______;
(2)如果输出数
,则
_________.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/5/50cf53fa-828f-4e9b-8e49-d03c33492fe1.png?resizew=224)
(1)如果输入数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27391c921552d3e5f35574e0fa3afded.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
(2)如果输出数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa0fe35192fccabba789fafd74c4c0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
您最近一年使用:0次
解答题-计算题
|
较难
(0.4)
名校
【推荐3】计算机的运算编程与数学原理是密不可分的,相对简单的运算编程就是数值转换机,
(1)如图,
同学设置了一个数值转换机,若输入
的值为
,则输出的结果为________
(2)如图,
同学设置了一个数值转换机,若输出结果为0,则输入的
________
(3)
同学也设置了一个计算装置示意图,
、
是数据入口,
是计算结果的出口,计算过程是由
,
分别输入自然数
和
,经过计算后的自然数
由
输出,此种计算装置完成的计算满足以下三个性质:
①若
、
分别输入1,则输出结果1,记
;
②若
输入1,
输入自然数增大1,则输出结果为原来的2倍,记
;
③若
输入任何固定自然数不变,
输入自然数增大1,则输出结果比原来增大2,记
;
问:当
输入自然数7,
输入自然数6时,
的值是多少?
(1)如图,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/29/8f53d7ea-ab92-4da3-a667-3be49f938c78.png?resizew=360)
(2)如图,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/29/5833c76c-135a-4721-bb15-82f9c0357f12.png?resizew=298)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/c5db41a1f31d6baee7c69990811edb9f.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/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/29/f7c06d5d-08b6-40d2-9058-c1a2c4bae2ce.png?resizew=132)
①若
![](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/33800dec058b2af3deb49baa47e48a33.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26f8b7ca48bf616ef9833fcd57d1b81.png)
③若
![](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/7a69b2137f50b6a535bd595e8d69b4dd.png)
问:当
![](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/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次