打开App
两种处理方式，中等生需选择拿手的那种，学霸级随意
11数列通项公式的求法——构造新数列（2）
高中数学“数列通项公式的求法”讲解9/12
App08:53
App04:56
App05:53
App03:55
App04:02
App07:35
App03:08
App02:57
App11:51
App05:15
App05:35
App07:0611数列通项公式的求法——构造新数列（2）
App08:53App04:56App05:53App03:55App04:02App07:35App03:08App02:57App11:51App05:15App05:35App07:06
