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本刊2011年9月(上)刊登了江西王建荣、吴芳老师《解读二十二届希望杯高二第一试的一道最小值问题》一文,文中给出的解答简捷但不符合高中学生的一般思路,学生是不容易想到的.本文,笔者将给出学生容易理解的一种解法.
This article published in September 2011 (above), Jiangxi Jianrong, Wu Fang teacher “Interpretation of the 22nd Hope Cup sophomore first test of a minimum value,” a text given in the answer simple but does not meet the general high school students Train of thought, students are not easy to think of.This article, I will give students a solution easy to understand.