The solution of the differential equation d y d x + 1+x^ 2 x =0 is

Mathematics · JEE Main · NTA ExamsDifferential Equations

The solution of the differential equation \(\frac{d y}{d x}+\frac{1+x^{2}}{x}=0\) is
  1. \(y=-\frac{1}{2} \tan ^{-1} x+c\)
  2. \(y+\log x+\frac{x^{2}}{2}+c=0\)
  3. \(y=\frac{1}{2} \tan ^{-1} x+c\)
  4. \(y-\log x-\frac{x^{2}}{2}=c\)

Answer

(B) y+ x+ x^ 2 2 +c=0

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