The solution of the following differential equation x ( y x )(y d x+x d y)=y ( y x )(x d…

Mathematics · JEE Main · NTA Exams — Differential Equations

1. \(x y \cos \left(\frac{x}{y}\right)=\)constant
2. \(x y \cos \left(\frac{y}{x}\right)=\)constant
3. \(x y \sin \left(\frac{y}{x}\right)=\)constant
4. none of these

Answer

(B) x y ( y x )= constant

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