(x^2+1)dx+x^2y^2dy=0

Question

need help:)..thanks.

Answer 1

(x^2+1)dx + x^2y^2dy=0
x^2y^2 dy = -(x^2+1) dx
y^2 dy = -(x^2+1)/x^2 dx
1/3 y^3 = -x + 1/x + C
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