[理工] [工數]-高階ODE
題目:
x^2y''=(y')^2+2xy'
[sol]:
原ODE少y,另y'=p;y''=p'
代入原式-->
後來我算到...
x^2
dy= ---------- dx
c1-x
接著我就不知道如何繼續算下去了><
請高手解答:)
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