Convert the units using two or three unit fractions.3
mi = 
ft
A. 9900
B. 19,800
C. 79,200
D. 1980
Answer: B
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Simplify.log2 22
A. 2log22 B. 2 C. 1 D. 22
Solve the problem.The table shows the number of sales of scooters y, in thousands, x months after they are introduced on the market. Use regression to find a logistic function f that models this data. Round the constants to the nearest hundredth.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Perform the indicated operation.Find the difference of 
and 
.
A. 
B. 
C. 
D. 0
Solve the variation problem.The intensity of a radio signal from a radio station varies inversely as the square of the distance from the station. If the intensity is 8000 units at a distance of 2 miles, what will it be at a distance of 6 miles? Round to the nearest unit.
A. 915 units B. 853 units C. 889 units D. 872 units