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Separable differential equations: find the error


Kajal tried to solve the differential equation dydx=x2y2. This is her work:
dydx=x2y2Step 1:y2dy=x2dxStep 2:y1=x33+CStep 3:y=3x3+C
Is Kajal's work correct? If not, what is her mistake?
Choose 1 answer: