यदि $\mathop {Lim}\limits_{x \to 0} \frac{\ln(3 + x) - \ln(3 - x)}{x} = k$ है,तो $k$ का मान है

  • A
    $\frac{2}{3}$
  • B
    $-\frac{1}{3}$
  • C
    $-\frac{2}{3}$
  • D
    $0$

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