यदि $f(x) = \frac{1-x+\sqrt{9x^2+10x+1}}{2x}$ है,तो $\lim_{x \rightarrow -1^{-}} f(x) = $

  • A
    $1$
  • B
    $-1$
  • C
    $0$
  • D
    $-1/5$

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$\lim _{x \rightarrow a} \frac{\sqrt{a+2 x}-\sqrt{3 x}}{\sqrt{3 a+x}-2 \sqrt{x}} = $

$\mathop {\lim }\limits_{x \to \pi /2} \frac{{1 + \cos 2x}}{{{{(\pi - 2x)}^2}}} = $

यदि $0 < x < \frac{\pi}{2}$ है,तो

$\mathop {\lim }\limits_{x \to 0} \frac{{{{(1 + x)}^{1/x}} - e}}{x}$ का मान ज्ञात कीजिए।

Difficult
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$\lim_{x \rightarrow 0} \frac{x \left( e^{\frac{\sqrt{1+x^{2}+x^{4}}-1}{x}} - 1 \right)}{\sqrt{1+x^{2}+x^{4}}-1}$ का मान ज्ञात कीजिए।

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