8 rings tangle a shown in the diagram. Which ring should be cut so that a straight chain of ring can be obtained?
數學問題~
2006-11-08 12:44 am
回答 (3)
2006-11-08 1:07 am
✔ 最佳答案
FA連B, B連C, C連D, D連G, G連H, H連E
可以看到G連著D, F同H, 所以 D,F,H其中一個多了。
而C連著B, D同F, 所以B,D,F其中一個多了。
結論是F多了。
2006-11-08 1:09 am
Shoud be cut E&F
Than it will get A-B-C-D-G-H
Than it will get A-B-C-D-G-H
2006-11-08 12:57 am
Ａ→Ｂ
Ｂ→Ｃ
Ｃ→Ｄ＋Ｆ
Ｄ→Ｇ
Ｅ→Ｈ
Ｆ→Ｇ
Ｇ→Ｈ
Ｈ→Ｇ＋Ｅ
ＧＧＧ
Ｂ→Ｃ
Ｃ→Ｄ＋Ｆ
Ｄ→Ｇ
Ｅ→Ｈ
Ｆ→Ｇ
Ｇ→Ｈ
Ｈ→Ｇ＋Ｅ
ＧＧＧ
收錄日期: 2021-05-02 21:45:34
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061107000051KK02057