यदि $\lim_{x \to \infty} \frac{(2x - 1)^{19} \cdot (3x + 2)^{11}}{(6x - 5)^{30}} = 2^a \cdot 3^b$ है, तो $a + b = $

  • A
    $-30$
  • B
    $-11$
  • C
    $-19$
  • D
    $30$

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$\mathop {\lim }\limits_{x \to 0} \left( \frac{x}{\tan^{-1} 2x} \right) = $

सीमा का मान ज्ञात कीजिए: $\lim _{x \rightarrow 0} \frac{\sqrt{1+x \sin x}-\sqrt{\cos x}}{\tan ^2 \frac{x}{2}}$

$\lim _{x \rightarrow 0} \frac{2^{2 x}-2^{x+1}+2-\cos 2 x}{x^2} = $

यदि $a > 0$ है,$[\cdot]$ महत्तम पूर्णांक फलन को दर्शाता है,$\lim _{x \rightarrow a^{-}}\left(\frac{|x|^3}{a}-\left[\frac{x}{a}\right]^3\right)=k$,और $\lim _{x \rightarrow a^{+}}\left(\frac{|x|^3}{a}-\left[\frac{x}{a}\right]^3\right)=l$,तो:

$\mathop {\lim }\limits_{x \to 0} \left( \frac{e^x - 1}{x} \right)$ का मान क्या है?

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