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一、换元转化,化生为熟有些陌生的数学问题,借助于量与量间的代换,可将复杂、生疏的数学问题转化为简单、熟悉的问题去解决。
First, change the meta-transformation, metaphysics to become familiar with some strange mathematical problems, with the help of quantity and quantity substitution, the complex, unfamiliar mathematics problems can be transformed into simple and familiar problems to solve.