The opening value of a stock index on the first day of trading from 1994 to 2010, can be modeled using the following polynomial: () = 11.8690^3 + 20.3119^2 + 22.0273 + 757.2156 where is time in years since 1994. Graph this function in an appropriate window, label completely. What is the -intercept, and what does this tell you in practical terms? What is the opening value stock index on the first day of trading in 2004?