Provide an appropriate response.What is the phase shift of the function y = -2 sin 
?
A. 120°
B. 60° left
C. 60° right
D. 180° left
Answer: B
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Determine whether or not the equation is quadratic.(x + 2)2 = (2x + 5)2
A. Not quadratic. B. Quadratic.
Provide an appropriate response.Find the median of 5, 30, 24, 27, 12, 21, 10, 12, 18.
A. 18 B. 25 C. 12 D. none of the above
Solve the problem.The polynomial function L(p) = p3 - 5p2 + 20 gives the rate of gas leakage from a tank as pressure increases in p units from its initial setting. Will an increase of 3 units result in a lower rate of leakage compared to the initial setting?
A. No B. Yes
Solve the problem.Suppose that the daily cost C of manufacturing x bicycles is given by 
Then the average daily cost 
is given by 
How many bicycles must be produced each day in order for the average cost to be no more than 
A. {x|x ? 1500}; [1500, ?) B. {x|0 < x ? 150}; (0, 150] C. {x|x ? 15}; [15, ?) D. {x|x ? 150}; [150, ?)