यदि $f(1) = 1$ और $f'(1) = 2$ है,तो $\mathop {\lim }\limits_{x \to 1} \frac{{\sqrt {f(x)} - 1}}{{\sqrt x - 1}}$ का मान ज्ञात कीजिए।

  • A
    $2$
  • B
    $4$
  • C
    $1$
  • D
    $1/2$

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यदि $f(3) = 6$ और $f'(3) = 2$ है,तो $\mathop {\text{Limit}}\limits_{x \to 3} \frac{x f(3) - 3 f(x)}{x - 3}$ का मान ज्ञात कीजिए:

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