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更新1:
請問∫dy/y^2 = -y 唔係等於 -y^-1 咩?
A-Maths Solve the differential equation+the general solution
回答 (2)
2008-10-22 5:19 pm
✔ 最佳答案
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參考: My Maths knowledge
2008-10-30 3:01 am
剛剛發現 x+3(x^2+2) should be (x+3)(x^2+2)
收錄日期: 2021-04-23 18:08:51
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081021000051KK02404