Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 411.6 m?
A. 6 < t < 7
B. 0 < t < 6
C. 12 < t < 13
D. 7 < t < 12
Answer: A
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Solve the problem.Voltage through a circuit is described by the equation 
Find the amplitude and phase shift of the voltage.
A. A = 250, ? = 444.7557 B. A = 25, ? = 0.9273 C. A = 250, ? = 640.8999 D. A = 250, ? = 0.9273
Simplify.sin(u - v) cos v + cos(u - v) sin v
A. sin u B. cos u C. sin u (cos2 v - sin2 v) D. sin u cos v
Solve the proportion.
= 
A. m = 2.7 B. m = 5.2 C. m = 5.8 D. m = 1.9
The following comparison line graph indicates the number of vehicles sold for a seven week period by two different salespeople. Use the graph to answer the question.
How many more vehicles did Chris sell in the first week than did Chris sell in the third week?
A. 3 vehicles B. 2 vehicles C. 5 vehicles D. 4 vehicles