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第一类换元积分是不定积分教学中的重点和难点。根据无锡技师学院五年制以及七年制高级大专班学生的实际情况,结合多年的教学经验,对第一类换元积分的教学方法进行了探索。
The first type of Yuan Yuan integral is the indefinite integral teaching of the key and difficult. According to the actual situation of five-year system of Wuxi Technician College and seven-year senior college students combined with many years of teaching experience, the teaching methods of the first kind of redeeming points are explored.