anonymous
  • anonymous
dy/dx = (y^2 + 2xy)/x^2 homogeneous diff equation
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
well in such equations u can start with letting \[z=\frac{y}{x}\]
anonymous
  • anonymous
yeah i figured all of that part out. Its after integrating using partial fractions is where im stuck
waleed_imtiaz
  • waleed_imtiaz
... Seperate the variables integrate them

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anonymous
  • anonymous
ok so u have \[z+x\frac{dz}{dx}=\frac{z^2x^2+2zx^2}{x^2}=z^2+2z\]\[x\frac{dz}{dx}=z^2+z\]and finally\[\frac{dz}{z(z+1)}=\frac{dx}{x}\]i think this is where u were stuck so just note that\[\frac{1}{z(z+1)}=\frac{1}{z}-\frac{1}{z+1}\]makes sense?

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