2. Let f(x)=x' -6x2 +9x Find: a) Domain: (1pt) X b) x-intercepts: (2pt) c) y -intercept: (1pt) d) Use the first derivative to determine intervals of increase or decrease: (4pts) f' ( x) = e) Local Maximum or Minimum: (2pts) f) Use the second derivative to determine the concavity and Point of Inflection: (2pts) f"(x) = g) Sketch the graph: (2pts)