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幂的运算法则是在有理数的基础上讨论的,它既有对数的通性的概括,又有从数到式的抽象,法则中的字母既可以代表具体的数,也可以是代数式,这对同学们来说比较抽象,难以理解,对法则往往会记错、混淆而产生错误.下面举例分析常见的几种错误.
The power of the algorithm is discussed on the basis of rational numbers. It has both the generalization of the logarithm and the abstraction from the number to the formula. The letters in the law can represent either a specific number or an algebraic type. The students are relatively abstract and difficult to understand. The rules are often mistaken and misleading. The following examples analyze common mistakes.