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Mathematics, 31.07.2019 22:10 hiji0206
The marginal revenue (in thousands of dollars) from the sale of x gadgets is given by the following function:
r′(x) = 4x(x²+ 26,000)⁻²/³
(a) find the total revenue function if the revenue from 125 gadgets is $17,939.
(b) how many gadgets must be sold for a revenue of at least $45,000?
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Mathematics, 22.06.2019 03:30
The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?
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