જો $\log (1+x)=x-\frac{x^2}{2}+\frac{x^3}{3}-\frac{x^4}{4}+\ldots \infty$ અને $\lim _{x \rightarrow 0} \frac{\log (1+x)^{1+x}}{x^2}-\frac{1}{x}=k$ હોય,તો $12 k=$

  • A
    $1$
  • B
    $3$
  • C
    $6$
  • D
    $9$

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ધારો કે $f(x) = \lim_{n \rightarrow \infty} \sum_{r=0}^n \left( \frac{2\tan(x/2^{r+1})}{1 - \tan^2(x/2^{r+1})} \right)$. તો $\lim_{x \rightarrow 0} \frac{e^x - e^{f(x)}}{x - f(x)}$ ની કિંમત . . . . . . . છે.

જો $f(9) = 9$ અને $f'(9) = 4$ હોય,તો $\mathop {\lim }\limits_{x \to 9} \frac{{\sqrt {f(x)} - 3}}{{\sqrt x - 3}} = $

જો $f(4) = g(4) = 2$,$f'(4) = 9$,અને $g'(4) = 6$ હોય,તો $\mathop {\text{Limit}}\limits_{x \to 4} \frac{\sqrt{f(x)} - \sqrt{g(x)}}{\sqrt{x} - 2}$ ની કિંમત શોધો:

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ધારો કે $f(x)$ એ વિકલનીય વિધેય છે અને $f^{\prime}(4)=5$ છે. તો, $\lim _{x \rightarrow 2} \frac{f(4) - f\left(x^{2}\right)}{x-2}$ ની કિંમત શોધો.

$\lim _{x \rightarrow \frac{\pi}{2}} \left(\frac{2x-\pi}{\cos x}\right)$ ની કિંમત શોધો.

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