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运用整体思想解题,是指通过观察把解题的注意力和着眼点放在问题的整体结构上,从而触及问题的本质,达到求解的目的.它是数学解题中一个极其重要而有效的策略,是提高解题速度及效率的有效途径.下面仅以九年义务教育初一《代数》第一册(下)中的部分习题及竞赛题为例,分
Using the whole idea to solve the problem means to put the attention and focus of the problem on the overall structure of the problem through observation, so as to touch the essence of the problem and achieve the purpose of solution. It is an extremely important and effective strategy in mathematics problem solving, and it is an effective way to improve the speed and efficiency of problem solving. The following is only an example of some of the exercises and competitions in the first volume of the first year of the nine-year compulsory education “Algebra” (Part 2).