Solve the problem.The stadium vending company finds that sales of hot dogs average 41,000 hot dogs per game when the hot dogs sell for $2.50 each. For each 50 cent increase in the price, the sales per game drop by 5000 hot dogs. What price per hot dog should the vending company charge to realize the maximum revenue?
A. $3.30
B. $4.10
C. $1.60
D. $3.55
Answer: A
Mathematics
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Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.
1/g2(x), x = 4
A. - 
B. 
C. 
D. - 
Mathematics
Completely factor the polynomial or state that the polynomial is prime.x3 + 18x2 + 81x
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Mathematics
The graph of the function f is given. State the value of f(-0.4).
a. f ( -0.4) = 8
b. f ( -0.4) = -10
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Mathematics