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College Algebra in Context with Applications for the Managerial, Life, and Social Sciences 3rd Edition by Ronald J Harshbarger, Lisa Yocco
Edition 3ISBN: 032157060XCollege Algebra in Context with Applications for the Managerial, Life, and Social Sciences 3rd Edition by Ronald J Harshbarger, Lisa Yocco
Edition 3ISBN: 032157060X Exercise 62
Step-by-step solution
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Step 1 of 3
Consider the quadratic model
.
Where 
represents the number of years after 1960 and 
represents the percent of people over 19 years of age who have ever smoked and quit.
(a)
Consider one solution of the equation 
is 
.
This means after 40 years, 58.5 percent of people over 19 years of age who have ever smoked and quit.
That is after the year 2000, 58.5 percent of people over 19 years of age who have ever smoked and quit.
Step 2 of 3
Step 3 of 3
College Algebra in Context with Applications for the Managerial, Life, and Social Sciences 3rd Edition by Ronald J Harshbarger, Lisa Yocco
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