Consider the function

a) Determine the domain of the function.
Note: Write the answer in interval notation. If the answer involves more than one interval write the intervals separated by the union symbol, U. If needed enter $\infty$ as infinity and $-\infty$ as - infinity .
Domain=

Find the vertical asymptote(s). If there is more than one vertical asymptote give a list of the $x$-values separated by commas. If there are no vertical asymptotes type in None .

$x =$

If this function has a horizontal asymptote, give its $y$-value. If there is no horizontal asymptote, type in none .

Your overall score for this problem is