maths

2007-06-09 7:22 am
1+3+5+7...+101=

回答 (3)

2007-06-09 7:28 am
✔ 最佳答案
[(101+1)/2]^2
= (102/2)^2
= 51^2
=2601
參考: MYSELF
2007-06-09 7:27 am
1+3+5+7...+101

=2601
2007-06-09 7:26 am
126higher


收錄日期: 2021-04-13 13:19:36
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