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在运用分组分解法分解因式时,只有讲究分组的艺术,合理选择分组的方法,才能完成因式分解.下面例谈分组的技巧.对于所举的例题,同学们可以思考还有没有别的分组方法.
When using the group decomposition method to factorize the factors, only by stressing the art of grouping and rationally selecting the grouping method can the factorization be completed. The following examples discuss grouping techniques. For the examples cited, the students can think there is nothing else. Grouping method.