Solve the problem.Use the data in the table to compute a logistic regression model for the population of the city t years after 1900. Then use your model to predict the city's population in 1980.
A. 3.9 million
B. 4.2 million
C. 4.7 million
D. 4.5 million
Answer: B
Mathematics
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A. 32?
B. 8?
C. 16?
D. 
?
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Find the indicated term by use of the following information. The r + 1 term of the expansion of (a + b)n is given by 
an - r brThe term involving b9 in (a + b)12
A. 495a3b9 B. 220a3b9 C. a3b9 D. 1980a3b9
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Find the largest open interval where the function is changing as requested.Increasing y = (x2 - 9)2
A. (-?, 0) B. (-3, 0) C. (3, ?) D. (-3, 3)
Mathematics
Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest hundredth. If the expression is not a real number, so state.-
A. -100 B. -20 C. -5 D. not a real number
Mathematics