$\lim _{x \rightarrow 0} \left( \frac{x \cdot 10^x - x}{1 - \cos x} \right)$ का मान ज्ञात कीजिए।

  • A
    $\log 10$
  • B
    $2 \log 10$
  • C
    $3 \log 10$
  • D
    $4 \log 10$

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