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例1判断下列命题的真假:(1)am·an=am+n(m,n∈Q);(2)(am)n=amn(m,n∈Q);(3)(4)(5)(6)错解:以上命题均正确.错解分析:许多同学在判断这类习题
Example 1 judges the trueness and falseness of the following propositions: (1) am·an=am+n(m,n∈Q); (2)(am)n=amn(m,n∈Q);(3)(4) (5) (6) Misunderstanding: The above propositions are correct. Misinterpretation analysis: Many students are in the judgment of such exercises