论文部分内容阅读
构造法是指根据题设条件或结论所具有的特征、性质,进而构造出满足条件及结论的数学模型.构造图形是构造的重要手段,在问题的转化中有积极作用.以高考中与向量有关的最值问题为例给出构造图形法的具体应用.
Construction method is based on the characteristics or nature of the inscribed conditions or conclusions, and then constructed to meet the conditions and conclusions of the mathematical model.Construction graphics is an important means of construction, in the transformation of the problem has a positive effect.According to the college entrance examination and vector The most relevant problem is given as an example to illustrate the application of the construction method.