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在考试中,失分的原因是多种多样的,表现的形式也不尽相同.我们最注意的是知识的缺漏造成的失分(概念不清、公式记错、定理与法则运用错误等),而“隐性失分”却往往被忽视,且比例还相当大.所谓“隐性失分”,就是指非知识性失分,即因知识以外的失误造成的失分(如解题策略、思维定势、心理因素等).在解题时,很难发现“隐性失分”,因此我们要注意其表现形式.一、忽视隐含条件不少数学问题的隐含条件有一定的迷惑性.我们受思维定势的影响,思维不严谨,解题过程(或思路)正确,结果却不正确.
In exams, the reasons for losing points are various and the forms of expression are not all the same. What we pay most attention to is the missing points caused by the lack of knowledge (unclear concepts, mistakes in formulas, errors in theorems and rules, etc.) However, “hidden points” are often overlooked, and the proportion is still quite large. The so-called “hidden points” refers to non-informative points, that is, due to errors other than knowledge caused by points (such as problem-solving strategies , mindset, psychological factors, etc.) When solving a problem, it is difficult to find “hidden points,” so we must pay attention to its manifestations. I. Ignoring the Implied Conditions The implicit conditions of many mathematical problems are certain. Confusion. We are influenced by the mindset, thinking is not rigorous, the problem-solving process (or idea) is correct, but the result is not correct.