$\mathop {\lim }\limits_{n \to \infty } \cos \left( {\frac{x}{2}} \right)\cos \left( {\frac{x}{4}} \right)\cos \left( {\frac{x}{8}} \right) \dots \cos \left( {\frac{x}{{{2^n}}}} \right)$ का मान क्या है?

  • A
    $1$
  • B
    $\frac{{\sin x}}{x}$
  • C
    $\frac{x}{{\sin x}}$
  • D
    इनमें से कोई नहीं

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Similar Questions

दिए गए सीमा (limit) का मूल्यांकन करें: $\mathop {\lim }\limits_{x \to 0} \frac{ax+b}{cx+1}$

$\mathop {\lim }\limits_{x \to \infty } {\left[ {1 + \frac{1}{{mx}}} \right]^x}$ का मान ज्ञात कीजिए।

$\lim _{n \rightarrow \infty}\left(1+\frac{1+\frac{1}{2}+\ldots+\frac{1}{n}}{n^{2}}\right)^{n} = \dots$

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

यदि $0 \leq x \leq \pi / 2$ है,तो $\lim _{x \rightarrow a} \frac{|2 \cos x-1|}{2 \cos x-1}$

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