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一道竞赛题错解辨析白大川（武汉财贸学校４３００１６）初中数学竞赛试题全解汇编一书中有这样一道题：方程且ａｂｃ≠０，那么ｘ＝＿＿（上海初一数学竞赛试题）其解答过程如下：ａｂｃ≠０表示ａ，ｂ，ｃ都不为零．观察方程：根据ａ．ｂ．ｃ位置上的循环．可假设Ｍ－－...
An analysis of the problem of misinterpretation of a competition question Bai Dachuan (Wuhan Finance and Trade School 430016) The mathematics contest in the junior high school mathematics test questions in the compilation of a book title: equation and abc ≠ 0, then x = _ (Shanghai mathematics test questions) its solution process As follows: abc ≠ 0 means a, b, c are not zero. Observe the equation: According to a. b. C position loop. It can be assumed that M--...