Please solve the following 5 questions:
k) yy' = 3x - 2y
m) (x^2-2xy)y' = y^2
n) (x+y^2)y1 = 1
p) x^2y' = xy + y^2 + x^2
s) xyy' + y^2 = sinx
They are quite hard to me.
odinary differential equations
2013-07-05 4:37 am
回答 (3)
2013-07-05 6:59 am
✔ 最佳答案
﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣﹣圖片參考：http://imgcld.yimg.com/8/n/HA05107138/o/20130704225621.jpg
圖片參考：http://imgcld.yimg.com/8/n/HA05107138/o/20130704225659.jpg
圖片參考：http://imgcld.yimg.com/8/n/HA05107138/o/20130704225738.jpg
圖片參考：http://imgcld.yimg.com/8/n/HA05107138/o/20130704225811.jpg
圖片參考：http://imgcld.yimg.com/8/n/HA05107138/o/20130704225850.jpg
2013-07-05 6:57 am
對，打錯了，應是 y'。
2013-07-05 4:51 am
(x+y^2)y1 = 1 打錯了
收錄日期: 2021-04-13 19:32:37
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130704000051KK00327