推 squallting:徵求高手 03/11 21:30
→ funtsung:用齊次 y=ux 03/11 21:31
→ kagato:間接分離變數= =.. 03/11 21:33
推 honestonly:ln(x-y)=3lnc(x+y) 亂算的XDDD 03/11 21:41
推 mdpming:我也是想到其次 03/11 22:51
→ topee:齊次好麻煩.....我還沒背熟.. 03/11 23:06
→ topee:H大你怎麼算的? 03/11 23:08
題目:
find the solution of equation
dy 2y-x
--- = -------
dx 2x-y
2xdy - 2ydx + xdx -ydy = 0
我看不太出來!!
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