$\mathop {\lim }\limits_{x \to 0} \frac{{x\cos x - \sin x}}{{{x^2}\sin x}} = $

  • A
    $\frac{1}{3}$
  • B
    $-\frac{1}{3}$
  • C
    $1$
  • D
    इनमें से कोई नहीं

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