વિકલ સમીકરણ $(1+y^2)(1+\log x) dx + x dy = 0$ નો $x=1, y=1$ આગળનો વિશિષ્ટ ઉકેલ શોધો.

  • A
    $\log x - \frac{1}{2}(\log x)^2 - \tan^{-1} y = -\frac{\pi}{4}$
  • B
    $\log x + \frac{1}{2}(\log x)^2 + \tan^{-1} y = \frac{\pi}{4}$
  • C
    $\log x - \frac{1}{2}(\log x)^2 + \tan^{-1} y = \frac{\pi}{4}$
  • D
    $\log x + \frac{1}{2}(\log x)^2 - \tan^{-1} y = \frac{\pi}{4}$

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