Find u - v.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: B
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Provide an appropriate response.Which of the following is the geometric mean of x and y?
A. 
B. 
C. 
D. 
Solve the problem.A store owner finds that the demand function for a product he sells is 
, where D(p) is the number of items that can be sold in one day at a price of p dollars. Find the elasticity function for this demand function.
A. E(p) = 
B. E(p) = 
C. E(p) = 
D. E(p) = 
Solve the problem.A pendulum traces out a path over the x, y-plane described by 
. Determine the center and the radius of the circle by completing the square. Round each number in your answer to the nearest hundredth.
A. (-41.16, 27.51), r = 82.65 B. (-41.16, 27.51) r = 1366.20 C. (-13.72, 9.17), r = 16.53 D. (13.72, -9.17), r = 273.24
Answer the question(s) based on the following situation: For a population of 2000 students taking the SAT math exam, the scores on the exam have an approximately normal distribution with mean ? = 590 and standard deviation ? = 70.Approximately how many students scored between 450 and 730?
A. 1900 B. 1994 C. 1950 D. 1360 E. none of these