Solve the problem.A person is watching a car from the top of a building. The car is traveling on a straight road away from the building. When first noticed, the angle of depression to the car is 48° 21'. When the car stops, the angle of depression is 21° 43'. The building is 250 feet tall. How far did the car travel from when it was first noticed until it stopped? Round to the nearest foot.
A. 384 ft
B. 432 ft
C. 605 ft
D. 405 ft
Answer: D
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Evaluate the improper integral or state that it is divergent.
A. 
B. 
C. ? + 6
D. 0
Solve.A bookcase is to be constructed with three shelves as shown. The height of the bookcase is 4 feet longer than the length of a shelf, and only 38 feet of lumber is available. What should be the width and height of the bookcase?
A. length = 5 feet; height = 9 feet B. length = 5 feet; height = 20 feet C. length = 7.5 feet; height = 11.5 feet D. length = 17 feet; height = 22.5 feet
Find the domain of the rational function.R(x) = 
A. 
B. 
C. 
D. 
Write the first four terms of the geometric sequence whose first term and common ratio are given.a = -4; r = 5
A. -4, -20, -100, -500, . . . B. -4, 20, -100, 500, . . . C. -4, 1, 6, 11, . . . D. -20, -100, -500, -2500, . . .