$\mathop {\lim }\limits_{x \to \pi /2} \frac{{{a^{\cot x}} - {a^{\cos x}}}}{{\cot x - \cos x}} = $

  • A
    $\log a$
  • B
    $\log 2$
  • C
    $a$
  • D
    $\log x$

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Similar Questions

$\mathop {\lim }\limits_{n \to \infty } \frac{{n{{(2n + 1)}^2}}}{{(n + 2)({n^2} + 3n - 1)}} = $

$\lim_{x \rightarrow 1} \frac{(x^{2}-1) \sin^{2}(\pi x)}{x^{4}-2x^{3}+2x-1}$ का मान ज्ञात कीजिए।

मान लीजिए $f(x) = \frac{x - 1}{2x^2 - 7x + 5}$. तो:

मान लीजिए $f: \mathbb{R} \rightarrow \mathbb{R}$ एक फलन है ताकि $\lim _{x \rightarrow \infty} f(x)=M > 0$ है। तो निम्नलिखित में से कौन सा गलत है?

निम्नलिखित कथनों पर विचार करें:
कथन $1$: $\lim _{x \rightarrow 1} \frac{a x^{2}+b x+c}{c x^{2}+b x+a} = 1$ (जहाँ $a+b+c \neq 0$).
कथन $2$: $\lim _{x \rightarrow -2} \frac{\frac{1}{x}+\frac{1}{2}}{x+2} = \frac{1}{4}$.

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