$\lim _{n}$ ${\rightarrow \infty} n^{-n k} \left\{(n+1)\left(n+\frac{1}{2}\right)\left(n+\frac{1}{2^2}\right) \ldots\left(n+\frac{1}{2^{k-1}}\right)\right\}^n=$

  • A
    $2$
  • B
    $e^{2\left(1-\frac{1}{2^k}\right)}$
  • C
    $2\left(1-\frac{1}{2^k}\right)$
  • D
    $e^2$

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Similar Questions

$\mathop {\lim}\limits_{x \to 1} \left[ {\left[ {\frac{4}{{{x^2} - {x^{ - 1}}}} - \frac{{1 - 3x + {x^2}}}{{1 - {x^3}}}} \right]^{ - 1} + \frac{{3 \cdot ({x^4} - 1)}}{{{x^3} - {x^{ - 1}}}}} \right] = $

પૂર્ણાંક $n$ જેના માટે $\mathop {\lim }\limits_{x \to 0} \,\frac{(\cos x - 1)(\cos x - e^x)}{x^n}$ એ શૂન્યતર વાસ્તવિક સંખ્યા મળે,તે $n$ ની કિંમત શોધો.

જો $\mathop {\lim }\limits_{x \to \infty } {\left( {\frac{{{a^{1/x}} + b}}{c}} \right)^x} = d$ ($d$ એ શૂન્યતર શાંત કિંમત છે),તો $(b + 1) \log_a d$ ની કિંમત શું થાય?

$\mathop {\lim }\limits_{x \to 0} \frac{{\sqrt {\frac{1}{2}(1 - \cos 2x)} }}{x} = $

$\mathop {\lim }\limits_{x \to \infty } {\left( {\frac{{x + 3}}{{x + 1}}} \right)^{x + 1}} = $

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