The sales S (in millions of dollars) for Jazz Pharmaceuticals for the years 2006 through 2014 can

Question:

The sales S (in millions of dollars) for Jazz Pharmaceuticals for the years 2006 through 2014 can be approximated by the model
S = 27.215t2 − 409.06t + 1563.6, 6 ( t ( 14
Where t represents the year, with t = 6 corresponding to 2006. (Source: Jazz Pharmaceuticals)
(a) Sketch a graph of the model.
(b) Use the graph to estimate the year in which the sales were $200 million?