For the function $$f(x)= \frac{(8 x - 8 ) }{(-8 x - 4 ) (2 x - 8 )} ,$$
What are the vertical asymptotes? Give a list of the $x$-values of the asymptotes separated by commas.
$x =$

What is the horizontal asymptote?
$y =$

What are the $x$ -intercepts? Give a list of the $x$-values of the $x$ -intercepts separated by commas.
$x =$

What is the $y$- intercept?
$y =$