# Example 5 Marijuana Use Chapter 3.2 For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as.

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example 5 Marijuana Use Chapter 3.2 For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method. b.Verify the solution(s) numerically. (Source: National Institute on Drug Abuse) 2009 PBLPathways

For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method. b.Verify the solution(s) numerically. (Source: National Institute on Drug Abuse)

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method.

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method.

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method.

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method. y2y2 y1y1 t p

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method. y2y2 y1y1 t p

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method. (3.67, 40) (16.99, 40) y2y2 y1y1 t p

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. a.Find the year(s) after 1995 during which the percent is predicted to be 40, using a graphical method. (3.67, 40) (16.99, 40) y2y2 y1y1 X t p

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. b.Verify the solution(s) numerically.

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. b.Verify the solution(s) numerically. ty1y1 y2y2

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. b.Verify the solution(s) numerically. ty1y1 y2y2 14 15 16 17 18

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. b.Verify the solution(s) numerically. ty1y1 y2y2 1446.07440 1544.43340 1642.39840 1739.9740 1837.14940

2009 PBLPathways For the years 1991 through 2006, the percent p of high school seniors who have tried marijuana can be considered as a function of the time t according to the model where t is the number of years after 1990. b.Verify the solution(s) numerically. ty1y1 y2y2 1446.07440 1544.43340 1642.39840 1739.9740 1837.14940

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