Solve the problem.P(x) = -x3 + 
x2 - 60x + 100, x ? 5 is an approximation to the total profit (in thousands of dollars) from the sale of x hundred thousand tires. Find the number of tires that must be sold to maximize profit.
A. 500,000
B. 500,000
C. 550,000
D. 450,000
Answer: B
Mathematics
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for x = 3, y = -7
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A. 8.5 B. 0.74 C. 0.085 D. 0.85
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A. {-2, ... 0, 1, 2, 3, 4, 5} B. {0, 1, 2, 3, 4, 5} C. {1, 2, 3, 4, 5} D. {0, 1, 2, 3, 4}
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A. 
B. 
C. 
D. 
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