Pulsar manufactures a series of 19-in. color television sets. The quantity x of these sets demanded each week is related to the wholesale unit price p by the equation 
. The weekly total cost incurred by Pulsar for producing x sets is 
variablename="impvar_db609fe4ca1347f8ba4475336" /> dollars. Compute 
, 
, 
.
?
A. 
, 
, 
B. ?
, 
, 
C. ?
, 
, 
D. ?
, 
, 
E. ?
, 
, 
Answer: D
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Solve the problem.Consider the area of the region in the first quadrant enclosed by the curve y = 
cosh 9x, the coordinate axes, and the line x = 9. This area is the same as the area of a rectangle of a length s, where s is the length of the curve from 
to 
What is the height of the rectangle?
A. sinh 81
B. 9
C. 
sinh 81
D. 
Determine whether the matrices are inverses. 
, 
A. Yes B. No
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A. logy6 B. 2logy12 C. logy24 D. logy48
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