Solve the problem. A reasonable quadratic model for the population of a certain city is found to be where B(t) is the population (in thousands) of the city in the year that is t years since 2012. A reasonable quadratic model for the number of residents of that city who were born outside the United States is where F(t) is the number (in thousands) of foreign-born residents of the city in the year that is t years since 2012. Let P(t) be percentage of residents of the city who were born outside the United States in the year that is t years since 2012. An

Question

equation for P is P(t) =  . Use P to predict when the city will have 15.3% foreign-born residents.



A. 2030

B. 2028

C. 2029

D. 2031

Answer 1

Answer: D