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 2002. 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 2002. 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 2002. By
finding an equation for P, determine the percentage of residents of the city who were born outside the United States in the year 2017.
A. 0.152%
B. 13.8%
C. 0.138%
D. 15.2%
Answer: B
Mathematics
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A. 12 B. 15 C. 60 D. 20
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Evaluate using a calculator. Express answers to the nearest ten-thousnadth.ln 0.987
A. -0.0131 B. 0.0131 C. -0.0057 D. 0.0057
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Find an equation of the circle with center at (-a, 0a) and radius 5a. ?
A.
B.
C.
D.
E.
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Find the slope of the line containing the two points.(-7, -6); (-7, -1)
A. 0
B. 5
C. -
D. undefined
Mathematics