The table shows the retail market share of passenger cars from Ford Motor Company as a percentage of the U.S. market.

A mathematical model for this data is given by f(x) = -0.0206x2 + 0.548x + 16.9 where .v = 0 corresponds to 1980.
(A) Complete the following table. Round values of f(x) to

(B) Sketch the graph of /and the market share data in the same coordinate system.
(C) Use values of the modeling function f to estimate Ford's market share in 2015 and in 2020.

Transcribed Image Text:

Year Market Share 1980 1985 1990 1995 2000 2005 17.2% 18.8% 20.0% 20.7% 20.2% 17.4% fx) Market Share 17.2 18.8 20.0 20.7 20.2 17.4 0 10 15 20 25