Provide an appropriate response.Consider the logistic function f(x) = 
, where b < 0. Is this function increasing or decreasing?
What will be an ideal response?
The function is decreasing.
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Sketch a typical level surface for the function.f(x, y, z) = 
A. 
B. 
C. 
D. 
Use a calculator with a 
key or a 
key to solve the problem.The exponential function f(x) = 47.36(1.027)x describes the population of a certain country, y, in millions, in year x. a) Substitute 0 for x and, without using a calculator, find the country's population in year 0. b) Find the country's population in year 27 as predicted by this function.
A. a) 1 million; b) 102.554 million B. a) 47.36 million; b) 97.233 million C. a) 47.36 million; b) 99.858 million D. a) 1.027 million; b) 94.677 million
A city crew must paint the median divider along each of the 48 streets in the neighborhood shown below (starting and ending at A). The foreman wants to organize the route in the most efficient possible way.
The number of vertices of odd degree in the graph that models this problem is
A. 12. B. 8. C. 4. D. 16. E. none of these
Solve the problem.The number of traffic accidents has been decreasing in a certain county each year. The data is shown in the table for several recent years. The set of data can be approximated with a linear equation.
Calculate the slope of the line.
A. -156 B. 88 C. -78 D. -88