Add.
A. 71
B. 81
C. 80
D. 82
Answer: B
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The graph of the function f is shown below. Match the function g with the correct graph.g(x) = f(x) + 4
A. 
B. 
C. 
D. 
Solve the variation problem.The intensity of a radio signal from a radio station varies inversely as the square of the distance from the station. If the intensity is 8000 units at a distance of 2 miles, what will it be at a distance of 6 miles? Round to the nearest unit.
A. 915 units B. 853 units C. 889 units D. 872 units
Use the given graph to find the x-intercept and the zero of the function.
A. (0, 0); 0 B. (1, 0); 1 C. (6, 1); 6 D. (6, 0); 6
Solve the problem.A formula relating an athlete's vertical leap V, in inches, to hang time t, in seconds, is V(t)= 48t2. A professional basketball player has a vertical leap of 33 inches. What is his hang time? Round your answer to the nearest tenth of a second.
A. 0.8 sec B. 0.5 sec C. 0.9 sec D. 0.7 sec