Evaluate the function.For f(x) = 
, find f(2).
A. -2
B. 
C. 2
D. -
Answer: C
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Graph the function defined by a radical expression.f(x) = 
A. 
B. 
C. 
D. 
Solve the problem.A rock is propelled upward from the top of a building 200 feet tall at an initial velocity of 160 feet per second. The function that describes the height of the rocket in terms of time t is 
Determine the maximum height that the rock reaches.
A. 618 ft B. 600 ft C. 639 ft D. 582 ft
Solve the problem.A man 6 ft tall walks at a rate of 7 ft/s away from a lamppost that is 24 ft high. At what rate is the length of his shadow changing when he is 40 ft away from the lamppost?
A. 
ft/s
B. 
ft/s
C. 
ft/s
D. 
ft/s
Use the shell method to set up and evaluate the integral that gives the volume of the solid generated by revolving the plane region bounded by 
, 
, 
style="vertical-align:middle;" />, 
about the y-axis. Round your answer to three decimal places.
?
A. 3.153
B. 0.554
C. 1.585
D. 0.784
E. 1.568