यदि $y = {\left( {1 + \frac{1}{x}} \right)^x}$ है,तो $\frac{dy}{dx} = $

  • A
    ${\left( {1 + \frac{1}{x}} \right)^x}\left[ {\log \left( {1 + \frac{1}{x}} \right) - \frac{1}{{1 + x}}} \right]$
  • B
    ${\left( {1 + \frac{1}{x}} \right)^x}\left[ {\log \left( {1 + \frac{1}{x}} \right)} \right]$
  • C
    ${\left( {x + \frac{1}{x}} \right)^x}\left[ {\log (x - 1) - \frac{x}{{x + 1}}} \right]$
  • D
    ${\left( {1 + \frac{1}{x}} \right)^x}\left[ {\log \left( {1 + \frac{1}{x}} \right) + \frac{1}{{1 + x}}} \right]$

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