Give the domain and range of the relation.{(-3, 5), (-3, -7), (9, -1), (-4, 8), (6, 9)}
A. domain = {-4, 6, -3, 9}; range = {8, 9, -7, -1, 5}
B. domain = {-4, 14, 6, -3, 9}; range = {8, 9, -7, -1, 5}
C. domain = {-4, -4, 6, -3, 9}; range = {8, 9, -7, -1, 5}
D. domain = {8, 9, -7, -1, 5}; range = {-4, -4, 6, -3, 9}
Answer: A
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Suppose that for X = net amount won or lost in a lottery game, the expected value is E(X) = ?$0.50. What is the correct interpretation of this value?
A. The most likely outcome of a single play is a net loss of 50 cents. B. A player will have a net loss of 50 cents every single time he or she plays this lottery game. C. Over a large number of plays the average outcome for plays is a net loss of 50 cents. D. A mistake must have been made because it's impossible for an expected value to be negative
Convert the number to binary form.15 decimal
A. 111two B. 1111two C. 11110two D. 1110two
Determine the amplitude and range of the given function.y = -2 sin x
A. amplitude: 2, range: [0, 2] B. amplitude: 2?, range: [-2?, 2?] C. amplitude: 2, range: [-2, 2] D. amplitude: 2?, range: [0, 2?]
The Country Workshop's total weekly profit (in dollars) realized in manufacturing and selling its rolltop desks is given by the profit function
?
?
where x stands for the number of finished units and y stands for the number of unfinished units manufactured and sold each week. Find the average weekly profit if the number of finished units manufactured and sold varies between 180 and 200 and the number of unfinished units varies between 100 and 120 per week. Please round your answer to the nearest dollar, if necessary.
?
A. 
per week
B. 
per week
C. 
per week
D. 
per week
E. 
per week