1. example 8 Stock Prices Chapter 6.3 The closing price of a share of Worldcom, Inc. stock for the years 1994–2000 can be modeled by the equation where x represents the number of years after 1990. Assuming that this trend continues, graphically determine the years after 1999 in which the closing price was $15 (roughly the cost of the stock in 1997). (Source: S&P Comstock)  2009 PBLPathways

2. The closing price of a share of Worldcom, Inc. stock for the years 1994–2000 can be modeled by the equation where x represents the number of years after 1990. Assuming that this trend continues, graphically determine the years after 1999 in which the closing price was $15 (roughly the cost of the stock in 1997). (Source: S&P Comstock)

3.  2009 PBLPathways The closing price of a share of Worldcom, Inc. stock for the years 1994–2000 can be modeled by the equation where x represents the number of years after 1990. Assuming that this trend continues, graphically determine the years after 1999 in which the closing price was $15 (roughly the cost of the stock in 1997). (Source: S&P Comstock) x y

4.  2009 PBLPathways The closing price of a share of Worldcom, Inc. stock for the years 1994–2000 can be modeled by the equation where x represents the number of years after 1990. Assuming that this trend continues, graphically determine the years after 1999 in which the closing price was $15 (roughly the cost of the stock in 1997). (Source: S&P Comstock) x y

5.  2009 PBLPathways The closing price of a share of Worldcom, Inc. stock for the years 1994–2000 can be modeled by the equation where x represents the number of years after 1990. Assuming that this trend continues, graphically determine the years after 1999 in which the closing price was $15 (roughly the cost of the stock in 1997). (Source: S&P Comstock) x y

6.  2009 PBLPathways The closing price of a share of Worldcom, Inc. stock for the years 1994–2000 can be modeled by the equation where x represents the number of years after 1990. Assuming that this trend continues, graphically determine the years after 1999 in which the closing price was $15 (roughly the cost of the stock in 1997). (Source: S&P Comstock) x y x-intercepts at x  4.9, 6.0, 10.1