Simplify.
A. does not exist as a real number
B. 312
C. 26
D. 25
Answer: A
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Evaluate the improper integral or state that it is divergent.
A. 0.3333 B. -4.667 C. -2.3333 D. Divergent
Solve the problem.The altitude h (in ft) of a jet that goes into a dive and then again turns upward is given by 
where t is the time (in s) of the dive and turn. What is the altitude of the jet when it turns up out of the dive?
A. 1514 ft B. 1660 ft C. 1588 ft D. 1700 ft
Multiply or divide as indicated. 
÷ 
A. 
B. 
C. x - 8
D. 
Solve the problem.Find the distance in kilometers between the cities whose latitudes are given. Assume that the cities are on a north-south line and that the radius of the earth is 6400 km. City A, 51°N and city B, 6°N
A. 5084 km B. 5033 km C. 4976 km D. 5027 km