$\mathop {\lim }\limits_{x \to 0} \frac{{{{(1 + x)}^{1/2}} - {{(1 - x)}^{1/2}}}}{x} = $

  • A
    $0$
  • B
    $1/2$
  • C
    $1$
  • D
    $-1$

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Similar Questions

જો $f(x)=3 x^{15}-5 x^{10}+7 x^5+50 \cos (x-1)$ હોય,તો $\lim _{h \rightarrow 0} \frac{f(1-h)-f(1)}{h^3+3 h}=$

$\lim _{x \rightarrow 0} \frac{e^{\tan x}-e^x}{\tan x-x} = $

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.

લક્ષની કિંમત શોધો: $\mathop {\text{Limit}}\limits_{x \to 4} \frac{(\cos \alpha)^x - (\sin \alpha)^x - \cos 2\alpha}{x - 4}$,જ્યાં $0 < \alpha < \frac{\pi}{2}$.

આપેલ છે કે $f'(2) = 6$ અને $f'(1) = 4$,તો $\mathop {\lim }\limits_{h \to 0} \frac{{f(2h + 2 + {h^2}) - f(2)}}{{f(h - {h^2} + 1) - f(1)}} = $

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