如图所示的运算程序,若开始输入的x值为3,则最后输出的结果y是 ______ .
![](https://img.xkw.com/dksih/QBM/2021/12/3/2864444987400192/2869568069591040/STEM/943f3b7ee98940618066dab7568eee85.png?resizew=440)
更新时间:2021-12-13 19:27:01
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【推荐1】若一个四位自然数
去掉个位与十位数字后得到的两位数恰好是个位数字与十位数字的和的9倍,则这个四位数
为“倍九数”.例如:
,
,
是“倍九数”;又如:
,
,
,
不是“倍九数”.如果一个“倍九数”
的千位数字为
,百位数字为
,十位数字为
,个位数字为
,其中
,则最大的“倍九数”为______ ;记
,当
是整数时,则满足条件的
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235e0e03e6a2a5a93c2690328c09252f.png)
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【推荐2】若规定这样一种运算法则a※b=a2+2ab,例如3※(-2) = 32 + 2× 3×(-2) =-3 ,则 (-2) ※3 的值为_______________ .
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【推荐1】按下面的程序计算:
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/46e1357c-cb6a-4f0b-a723-2a8d1e600538.png?resizew=386)
如果输入
的值是正整数,输出结果是
,那么满足条件的
的值可以是______ .
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/46e1357c-cb6a-4f0b-a723-2a8d1e600538.png?resizew=386)
如果输入
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e75f5034587de33d6cf9f5e1bf0dbd58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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【推荐2】根据如图所示的计算程序,若输入的值
,则输出的值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
__________ ,若输出的值
,则输入的值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef00713e73b8357cc7900144f5505bc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eefa44964db83759aff6fc8dd7ef8f28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/22/5f02ccf9-4abf-44f9-8e66-fb4e79263269.png?resizew=317)
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