更新1:
99999999999999999999的二次方有多少個8
99999999999999999999的二次方
回答 (5)
2006-11-09 8:13 am
✔ 最佳答案
9*9=8199*99=9801
999*999=998001
9999*9999=99980001
如此類推
99999999999999999999*99999999999999999999
=9999999999999999999800000000000000000001
所以呢... 無論 幾多個 9 嘅二次方都好..
「都係得一個8」
2006-11-09 1:39 am
99999999999999999999X99999999999999999999=答案
2006-11-06 4:15 am
1809801581015680134801012858088080888086462323548
15個8
15個8
2006-11-06 3:41 am
112 ok
收錄日期: 2021-05-03 05:53:37
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061105000051KK04924