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数形结合的思想方法,其实质是将抽象的数学语言与直观的图象有机地结合起来,关键是代数问题与图形之间的相互转化,它可以使代数问题几何化、几何问题代数化;它包含“以形助数”和“以数辅
The idea of the number and shape combination method is to combine the abstract mathematical language with the intuitive image organically. The key is the mutual transformation between the algebraic problem and the figure. It can make algebraic problems geometric and geometric problems algebraic. It contains ”help number“ and ”number"