Complete the table below to identify the limit.Round all numbers to 3 decimal places. 

 $\displaystyle \lim_{{{x}\to{4}}}$ $\displaystyle \frac{{{x}-{4}}}{{{x}^{{2}}-{5}{x}+{4}}}$

$\displaystyle {x}$	3.9	3.99	3.999	4	4.001	4.01	4.1
$\displaystyle {f{{\left({x}\right)}}}$				?

 $\displaystyle \lim_{{{x}\to{4}}}$ $\displaystyle \frac{{{x}-{4}}}{{{x}^{{2}}-{5}{x}+{4}}}$ =