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所谓极端假设法是从极端的角度去考虑分析所给的问题,从而使问题得到简化处理,顺利得出结论的一种方法.举个简单的例子:小明家有10只鸡或者鸭,假设一只鸡重3 kg,一只鸭重4 kg,求这10只家禽质量的取值范围.解析:题目中已知鸡和鸭的总数,不知道鸡或鸭的确切数量,没办法进行具体计算,这时我们可以从极端的角度去考虑分析问题.如果全是鸡,总质量最小,为30 kg,如果全是鸭,总质量最大,为
The so-called extreme hypothesis is to consider from an extreme point of view to analyze the problem, so that the problem can be simplified to get a conclusion smoothly.For a simple example: Xiao Ming family of 10 chickens or ducks, assuming a Only 3 kg of chicken, 4 kg of a duck weight, find the 10 poultry quality range. Analysis: the total number of known chickens and ducks in the title, do not know the exact number of chickens or ducks, no way to make a specific calculation , Then we can consider the analysis of the problem from an extreme point of view if the whole chicken is the smallest total mass of 30 kg, if the whole duck, the total mass of the largest