If there is more than one answer, enter all such values for each in a comma separated list. If are no solutions, enter NONE. Do not leave a blank empty.
(a) The function has zero(s) at
(b) The function has vertical asymptote(s) at
(c) The function's long-run behavior is that as help (numbers)
(d) On a piece of paper, sketch a graph of this function without using your calculator.