将数组
中的3个数分别求出各数的相反数与1和的倒数,第一次操作后得到的结果组成的数组记为{
,
,
},第二次操作是将数组{
,
,
}.再次重复上次操作方式得到新的数组{
,
,
},……,如此重复操作,最后得到数组{
,
,
}.则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150c00670642d60bb4459bf6d2ca1ed6.png)
![](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/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/f65fc200f10b97588a0c9896277c9c64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da4cd81500bdb43118150dbdb1541e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78434bdb788ac83413371d285bc4bd4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/033c5a511ef4d1812f3e907b756476b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb77ea7e89bd702d352dc5e25224675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67b55054041129998f600df3b2930360.png)
A.![]() | B.![]() | C.-![]() | D.![]() |
更新时间:2023-02-17 22:00:45
|
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单选题
|
适中
(0.65)
【推荐1】“⊕”表示一种运算,已知
,
,
,按此规则,若
,则n的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc2937525b87b763815aaf571e45a4e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92710bee7246460baf289de93dfe35e5.png)
A.50 | B.![]() | C.49 | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】若x≠1,则我们把﹣
称为x的“和1负倒数”,如:2的“和1负倒数”为﹣
,﹣3的“和1负倒数”为
.若x1=
,x2是x1的“和1负倒数”,x3是x2的“和1负倒数”,…,依此类推,则x2019的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1efd69e4c46be70974d2acf5158bc11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
A.![]() | B.﹣![]() | C.![]() | D.﹣![]() |
您最近一年使用:0次