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Engineering 18 Online
OpenStudy (anonymous):

help me solve this DE please. again. ((x^3 + xy^2 -1)dx + x(x^2 + y^2 +1)dy = 0

OpenStudy (anonymous):

\[dy/dx=-(x^3 + xy^2 -1)/ x(x^2 + y^2 +1)\] divide num and den by x^3 put y/x=v

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