Solve.One approximation for ? is the infinite sum 
? 
]. Find the sum of the first 9 terms, rounded to the nearest hundredth.
A. 3.24
B. 3.28
C. 3.25
D. 3.22
Answer: C
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Find the interest and maturity value for the loan. Round to the nearest cent.$10,593 at 6.9% for 9 months
A. $609.10; $11,202.10 B. $487.28; $11,080.28 C. $548.19; $11,141.19 D. $552.79; $11,145.79
Express the sum or difference as a product of sines and/or cosines.sin(9?) - sin(3?)
A. 2 sin(3?) cos(6?) B. 2 sin(6?) cos(3?) C. 2 sin(3?) D. 2 cos(3?) cos(6?)
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. What happens to the average number of vehicles waiting as traffic intensity increases?
A. The average number of vehicles waiting remains constant. B. The average number of vehicles waiting decreases at first, but then increases. C. The average number of vehicles waiting increases. D. The average number of vehicles waiting decreases.
Solve the problem.An arrow is fired straight up from the ground with an initial velocity of 
per second. Its height, 
in feet at any time t is given by the function 
Find the interval of time for which the height of the arrow is greater than 
A. before 
sec
B. before 
sec or after 
sec
C. after 
sec
D. between 
and 
sec