Discussion:
Q: For the rational function f(x)=[3x(x-1)]/[(x-1)(x+2)]
a) Find each of these features, saying how you know in each case
1. Vertical asymptotes (if any)
2. Holes (if any)
3. Horizontal asymtotes (if any)
b) Draw a neat graph of f(x), showing any asymptotes and/or holes appropriately.