Question
Asked Sep 30, 2019
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Marginal revenue The revenue R (in dollars) from
renting x apartments can be modeled by R = 2x(900 + 32x − x2).
(a) Find the marginal revenue when x = 14.

(b) Find the additional revenue when the number of
rentals is increased from 14 to 15.

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Expert Answer

Step 1

The marginal revenue R (in dollars) is given as:

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2x(90 R(x) 0+32x x*) wherex is rent of appartment in dollars

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Step 2

The marginal revenue R at x=14 is:

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R(x) 2x(900+32r-x2) R(14) 2.14- (900+32.14-14) R(14) 28(900+448-196) R(14) 28-1152 R(14) $32,256

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Step 3

Now, the marginal reve...

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R(x) 2x(900 32x-x') R(15) 2-15.(900+32-15-15) R(15 30(900480-225) R(15) 30-1155 R(15) $34,650

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