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Thread: fractured mixed equations

  1. November 13th 2010, 06:07 AM #1
    transgalactic
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    fractured mixed equations

    A)
    y'=\frac{x^{3}-y}{x+y^{3}}

    B)
    (2y+1)dx+(\frac{x^{2}-y}{x})dy=0

    how to eproach them
    ?
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  2. November 13th 2010, 07:05 AM #2
    FernandoRevilla
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    Quote Originally Posted by transgalactic View Post
    A)
    y'=\frac{x^{3}-y}{x+y^{3}}
    It is an exact differential equation.

    Regards.
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  3. November 13th 2010, 07:13 AM #3
    transgalactic
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    what abou B
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  4. November 13th 2010, 07:19 AM #4
    FernandoRevilla
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    It has an integrating factor that depends on x

    Regards.
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