Decide whether the given functions are inverses.f = {(3, 2), (6, 4), (9, 6), (12, 8), (15, 10)}g = {(2, 3), (-4, 6), (6, 9), (8, 12), (10, 15)}
A. Yes
B. No
Answer: B
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Solve the problem.Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a function of time. Is this the graph of a function? What is the domain?
A. Function; Domain: [2005, 2011] B. Function; Domain: [2007, 2011] C. Not a function; Domain: [2005, 2011] D. Not a function; Domain: [2007, 2011]
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.6x2 - 150 = 0
A. {0}
B. {±6}
C. {±5}
D. {±5
}
Decide which of the points below is a feasible solution for the given constraints.
?
?
A. ( -1, 3 ) B. ( -3, 3 ) C. ( 2, 1 ) D. ( 3, 3 ) E. none of these choices
Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = 
Use f to estimate the average hourly wages in 1950, 1970, and 1990.
A. $3.41, $6.80, $2.18 B. $0.72, $3.04, $6.80 C. $3.41, $0.35, $6.80 D. $0.72, $2.18, $6.80