Question$f(x) = \frac{x^2 - 1}{-x^3 - x^2}$
If there is more than one answer, enter your answers as a comma separated list. If there is no solution, enter NONE. Do not leave a blank empty.
(a) The function has x-intercept(s) at $x =$
(b) The function has y-intercept(s) at $y =$
(c) The function has vertical asymptote(s) when $x =$
(d) The function has horizontal asymptote(s) when $y =$
Note: You can earn partial credit on this problem.