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Math Help - Differential Equations-help

  1. #1
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    Differential Equations-help

    Find the general solution
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  2. #2
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    y'/y^2 = x^2/y + 1;z=1/y;z'=-y'/y^2;
    -z'=x^2z + 1;z=uv;z'=u'v + uv';
    u'v + uv' + uvx^2 + 1=0;u(v' + vx^2)=0
    find v and further is easy
    wish my DE were that easy too
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  3. #3
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    Quote Originally Posted by noteiler View Post
    y'/y^2 = x^2/y + 1;z=1/y;z'=-y'/y^2;
    -z'=x^2z + 1;z=uv;z'=u'v + uv';
    u'v + uv' + uvx^2 + 1=0;u(v' + vx^2)=0
    find v and further is easy
    wish my DE were that easy too
    Thank you very muchn
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