Solve. x2 - 4x = 0
A. -4, 0
B. -4, 1
C. 16, 0
D. 4, 0
Answer: D
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Find the inverse of the function and state its domain and range .{(-9, -3), (3, 9), (-1, 6), (1, -6)}
A. {(-6, -1), (-1, 3), (-3, -9), (6, 1)}; D = {-6, -1, -3, 6}; R = {-1, 3, -9, 1}
B. {(-6, -1), (9, 3), (-3, 3), (6, 1)}; D = {(-6, 9, -3, 6}; R = {-1, 3, 1}
C. {(-3, -9), (9, 3), (6, -1), (-6, 1)} D = {-3, 9, 6, -6}; R = {-9, 3, -1, 1}
D. 
D = { -9, 3, -1, 1}, R = 
Solve the problem.Suppose the cost per ton, y, to build an oil platform of x thousand tons is approximated by y = 
. What is the cost per ton for x = 300?
A. $214.29 B. $150.00 C. $64,285.71 D. $150,000.00
Plot the point.(-4.5, 6.5)
A. 
B. 
C. 
D. 
Solve the problem.Suppose you win a contest and choose between two award plans. If you choose award plan A, you will receive $1,000,000 per day for 30 days. If you choose award plan B, you will receive five cents on the first day, ten cents on the second day, twenty cents on the third day, and so on (each day you receive twice as much as you did on the preceding day) for 30 days. Which plan would you choose? Explain your reasoning.
What will be an ideal response?