Polynomial Func. and Eq.'s

If anyone could provide the answer so i can compare with mine, or tell me whats wrong with my answer that would be great.:)

1. Solve Algebraically

A)

My Answer:

B)

My Answer:

C)

My Answer:

2. Sketch the graph of , Determine all intercepts, the domain and the range, and asymptotes.

Sketch the graph of on the same graph as f(x). Determine where .

Intercepts: ,

Domain and Range: Don't know how to write it on here :o

Vertical Asymptote:

Horizontal Asymptote:

I was able to graph it, I just need help on determining where .