5. Find all of the asymptotes (e.g., vertical, horizontal and slant) for the following functions: 2x + 2 (a) f(x) = x2 - x - 6 ( b ) f ( x ) = = x2 - 9 X 2 + 3 ( c) f ( x ) = * + 2x - 7 x5 + 3 (d) f (x) = e2x