Answer
Numerator: $(x-3)(x+1)$, Denominator: $(x+1)$
Common factor $(x+1)$, "hole" at $x=-1$
X-intercept: $y=0, x=3$
Y-intercept: $x=0, y=-3$
Asymptotes: vertical none, horizontal none,
Domain {$x|x\ne-1$}
Range {$y|y\ne-4$}
Work Step by Step
see above.