Resposta :
[tex]\lim_{x \to \infty} \frac{x^{2} -1}{x-1} = \lim_{x \to \infty} \frac{(x+1).(x-1)}{x-1}= \lim_{x \to \infty} {x+1} = \infty+1 =\infty[/tex]
Resposta: [tex]\infty[/tex]
[tex]\lim_{x \to \infty} \frac{x^{2} -1}{x-1} = \lim_{x \to \infty} \frac{(x+1).(x-1)}{x-1}= \lim_{x \to \infty} {x+1} = \infty+1 =\infty[/tex]
Resposta: [tex]\infty[/tex]