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我是贵刊多年的忠实读者,近日拜读了《中小学数学》(小学版)2009年第五期,发现第35页《从初中数学练习题看小学奥数学习》这篇文章中例2有两处错误,现将原题和本人分析介绍如下:
I was your faithful reader for many years in your magazine. I recently read No. 5 of Primary and Secondary Mathematics (Primary Edition) in 2009 and found that there is two cases in the article “Example 2: Learning Mathematical Olympiad in Elementary School from the Junior Middle School Mathematics Exercises” At the error, now the original title and I analyze the following: