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

  • A
    $\sin 2$
  • B
    $2\sin 2$
  • C
    $2\cos 2$
  • D
    $2$

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मान लीजिए $t_{n}$ अनंत श्रेणी $\frac{1}{1 !} + \frac{10}{2 !} + \frac{21}{3 !} + \frac{34}{4 !} + \frac{49}{5 !} + \ldots$ के $n^{th}$ पद को दर्शाता है। तो $\lim _{n \rightarrow \infty} t_{n}$ क्या है?

$\lim _{x \rightarrow 2} \frac{\sqrt[3]{6+x}-\sqrt[3]{10-x}}{x-2} = $

यदि $0 < p < q$ है,तो $\lim _{n \rightarrow \infty}\left(q^n+p^n\right)^{1 / n}$ का मान क्या होगा?

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$\lim _{x \rightarrow 0} \frac{\sqrt{\cos x} - \sqrt[3]{\cos x}}{\sin ^2 x} = $

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