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借用教材上习题的结论来解一些新题,无论是从数学内容,还是从数学方法上来讲,都能达到固本拓新的作用,这里仅举三例。
By borrowing the conclusions from the exercises on the textbooks to solve some new problems, both in terms of mathematics and mathematics methods, they can all achieve the purpose of strengthening the innovation. Here are only three examples.