જો $f(x)$ એ વિકલનીય વિધેય હોય અને $f''(0) = a$ હોય,તો $\mathop {\lim }\limits_{x \to 0} \frac{2f(x) - 3f(2x) + f(4x)}{x^2}$ ની કિંમત શું થાય ($a$ માં)?

  • A
    $3$
  • B
    $2$
  • C
    $5$
  • D
    $4$

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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)}} = $

ધારો કે $\alpha$ અને $\beta$ એવી વાસ્તવિક સંખ્યાઓ છે કે જેથી $\lim _{x \rightarrow 0} \frac{1}{x^3}\left(\frac{\alpha}{2} \int_0^x \frac{1}{1-t^2} d t+\beta x \cos x\right)=2$ થાય. તો $\alpha+\beta$ ની કિંમત $....$ છે. ($.40$ માં)

$\mathop {\lim }\limits_{\alpha \to \beta } \left[ {\frac{{{{\sin }^2}\alpha - {{\sin }^2}\beta }}{{{\alpha ^2} - {\beta ^2}}}} \right] = $

$\mathop {\lim }\limits_{x \to \pi /4} \frac{{\sqrt 2 \cos x - 1}}{{\cot x - 1}} = $

$\lim _{x \rightarrow 0} \frac{e^{2|\sin x|}-2|\sin x|-1}{x^2}$

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