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美国著名教育学家波利亚说过,掌握数学就意味着要善于解题。解决数学问题,除必须掌握有关数学内容的基本知识外,还必须掌握一定的解题技巧。有些小结论就蕴藏在我们平时解决的问题中,如果能及时发现并将它们运用到解题中,那么会会大大降低试题的难度和解题时间,下面谈一下我平时常用的几个小结论。
Polly, a famous American educator, said that mastery of math means being good at solving problems. Solve math problems, in addition to the need to master the basic knowledge of mathematics, but also must master a certain problem-solving skills. Some small conclusions are hidden in the problems we usually solve, if we can find and apply them to solve the problem in time, it will greatly reduce the difficulty of test questions and problem solving time, let me talk about some of my usual few small conclusions .