化简
=__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ca1833d06db6459b4b77b5ffd0f26cd.png)
更新时间:2018-06-30 12:17:07
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【推荐1】我们称
元有序实数组
为n维向量,
为该向量的范数.已知n维向量
,其中
,记范数为奇数的
的个数为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d7b114ee11a51d3ddce0dda6a961c3.png)
________ ;
________ ,(用含n的式子表示,
).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/223ed9652852ca4d996fd1f20808df9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60a79b7ec77425af9152ef0cd3dacfe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45981f9cd45bf7b0655d3c9e461fff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4754574a3b4f416cae9e3251347907c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d6439d5087f29dd37b0627182ba5187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d7b114ee11a51d3ddce0dda6a961c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2cce76f37e2fc64bc9891e374782e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e145b6046bc80d0ffecc61ac67c87ca1.png)
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