solve the DE using exact method:
[sin(xy) + xycos(xy)]dx + [1 + x^2cos(xy)]dy=0

solve the DE using exact method:
[sin(xy) + xycos(xy)]dx + [1 + x^2cos(xy)]dy=0

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i know its exact I am getting stuck on doing the integral of Mdx

Integration by parts on the xycos(xy) doesnt work?

it works but then i keep ending up having to do it several times over and over so something is wrong

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