兩題不定積分

2008-08-03 12:49 am
Find the integrals


1/ [ sqrt(x) + sqrt(x+1) ]

x/ sqrt[ x + sqrt(x + 1) ]

回答 (2)

2008-08-05 6:00 am
✔ 最佳答案

圖片參考:http://i117.photobucket.com/albums/o61/billy_hywung/Aug08/Crazyint4.jpg




圖片參考:http://i117.photobucket.com/albums/o61/billy_hywung/Aug08/Crazyint5.jpg


圖片參考:http://i117.photobucket.com/albums/o61/billy_hywung/Aug08/Crazyint6.jpg

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
參考: My Maths knowledge
2008-08-03 12:54 am
第1題

上下乘[ sqrt(x) - sqrt(x+1) ]
變成 [ sqrt(x) - sqrt(x+1) ] / (-1)
= - sqrt(x) + sqrt(x+1)
=.....


收錄日期: 2021-04-21 15:11:00
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080802000051KK01778

檢視 Wayback Machine 備份