Solve the problem.The graph shows the total sales in thousands of dollars from the distribution of x thousand catalogs. Find the average rate of change of sales with respect to the number of catalogs distributed for the change in x.
10 to 40
A. 
B. 4
C. 
D. 
Answer: D
Mathematics
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Solve the problem.Find the volume of the region enclosed by the sphere 
and the cylinder 
A. 
(3? - 4)
B. 
(3? - 4)
C. 
(3? - 4)
D. 
(3? - 4)
Mathematics
Integrate the function.
A. 5 cos-1 
B. sin-1 
C. cos-1 
D. 
sin-1 
Mathematics
Find numbers a and b, or k, so that f is continuous at every point.
A. a = 1, b = 20 B. a = -1, b = 20 C. a = -1, b = -20 D. Impossible
Mathematics
Simplify the expression. ? ( - 1 ) 4 ?
A. - 4 B. 4 C. 1 D. - 1 E. 0
Mathematics