Solve the problem.Suppose the cost of producing x items is given by C(x) = 5000 - x3 and the revenue made on the sale of x items is R(x) = 500x - 10x2. Find the number of items which serves as a break-even point.

A. 5 items
B. 10 items
C. 25 items
D. 100 items


Answer: B

Mathematics

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Solve the problem.Find the volume of the solid that is generated by revolving the area bounded by the  the curve   and  about the x-axis.

A.  ln 
B. ? ln 
C. ? ln 
D. 7? ln 

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Multiply.(2x + 5)(2x + 5)(2x + 5)

A. 8x3 + 60x2 + 60x + 125 B. 4x2 + 20x + 25 C. 4x6 + 10x3 + 15,625 D. 8x3 + 60x2 + 150x + 125

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Evaluate the expression.0 - (-2)

A. 4 B. 0 C. -2 D. 2

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Multiply and simplify. ? 

A.
B.
C.
D. 120xy

Mathematics