ysin(x+y)dA R:-π <=x<=0 0<=y<=π 請問這個雙重積分如何解呢?

2016-06-19 6:35 am

回答 (1)

2016-06-19 9:10 am
✔ 最佳答案
請參考:
http://imgur.com/ETgOELi


收錄日期: 2021-05-02 14:12:05
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20160618223502AASmURH

檢視 Wayback Machine 備份