Cálculo Exemplos

$lim_{x \to \infty} \frac{\cos (x)}{\ln (x)}$

Etapa 1

Como $\frac{- 1}{\ln (x)} \leq \frac{\cos (x)}{\ln (x)} \leq \frac{1}{\ln (x)}$ e $lim_{x \to \infty} \frac{- 1}{\ln (x)} = lim_{x \to \infty} \frac{1}{\ln (x)} = 0$ , aplique o teorema do confronto.

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