四個2湊7 和 11 - 拼圖

By Sarah
at 2009-09-04T13:39
at 2009-09-04T13:39
Table of Contents
只能用加減乘除= =
我想好久都想不出來
我一定要用開根號或是高斯福號 或是把兩個2變成22才行
可是問我的人說題目說只可以加減乘除
請問真的有辦法嗎?
還是可以證明不能只靠那四個基本符號呢?
--
我想好久都想不出來
我一定要用開根號或是高斯福號 或是把兩個2變成22才行
可是問我的人說題目說只可以加減乘除
請問真的有辦法嗎?
還是可以證明不能只靠那四個基本符號呢?
--
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拼圖
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By Rae
at 2009-09-07T07:48
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