Find the indicated function.The monthly revenue and cost functions for a manufacturer of stereos are 
and 
where x denotes the number of stereos produced. What is the monthly profit function? Note: Profit = Revenue - Cost.
A. P(x) = -0.02x2 + 337x + 800,000
B. P(x) = -0.02x2 + 303x - 800,000
C. P(x) = -0.02x2 + 337x - 800,000
D. P(x) = -0.02x2 + 303x + 800,000
Answer: B
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Solve the problem.A layer of paint on a piece of wood has a thickness of 
inch. The thickness of the piece of wood is 
inch. What is the total thickness of the wood and the paint?
A. 
inch
B. 3 inches
C. 
inch
D. 
inch
Find the determinant of the matrix and determine if the matrix is invertible 
What will be an ideal response?
Solve the problem.The number of bacteria growing in an incubation culture increases with time according to 
where t is time in days. After how many days will the number of bacteria in the culture be 32,800?
A. 10 days B. 3 days C. 6 days D. 1 day
Evaluate the expression. Round your result to two decimal places.
?
?
A. 2.71 B. -0.29 C. 1.71 D. 0.71 E. -1.29