Solve the problem.The average number of vehicles waiting in line at a toll booth of a super highway is modeled by the function 
, where x is a quantity between 0 and 1 known as the traffic intensity. To the nearest tenth, find the average number of vehicles waiting if the traffic intensity is .81.
A. 1.6 vehicles
B. 6.9 vehicles
C. 8.5 vehicles
D. 3.5 vehicles
Answer: B
Mathematics
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Find the mean of the list of data. 45, 69, 40, 39, 81, 56, 96, 102
A. 65 B. 69 C. 67 D. 66 E. 68
Mathematics
Verify the identity.
+ 
= 2 csc x
What will be an ideal response?
Mathematics
Express the sum or difference as a product of sines and/or cosines.cos(4?) - cos(6?)
A. -2 cos(5?) sin ? B. 2 sin(5?) sin ? C. -2 sin(5?) sin ? D. cos(-2?)
Mathematics
Write the sentence as a mathematical statement.Eighty-nine is not equal to negative eighty-nine.
A. 89 ? -89 B. 89 ? -89 C. 89 = -89 D. 89 ? -89
Mathematics