Could someone solve these:

xyy'+y^2=sinx by letting y^2=v

y'=2/(x+2y-3) by letting x+2y-3=v

2y'y''=1+(y')^2 by letting y'=v

or explain one and if they are similar then i'd be fine?

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- Aug 12th 2010, 06:01 AMMonster32432421ode differiential equation
Could someone solve these:

xyy'+y^2=sinx by letting y^2=v

y'=2/(x+2y-3) by letting x+2y-3=v

2y'y''=1+(y')^2 by letting y'=v

or explain one and if they are similar then i'd be fine? - Aug 12th 2010, 07:17 AMDeMath
- Aug 12th 2010, 07:31 AMDeMath
- Aug 12th 2010, 07:37 AMMonster32432421
- Aug 12th 2010, 07:54 AMMonster32432421
- Aug 12th 2010, 08:31 AMJester
If you let then and you get

(separable).