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| PAGE: 152 | SET: Exercises | PROBLEM: 3 |
The price equation is 
.
(a).
The revenue 
is 
.
Substitute 
in 
.
The revenue function 
.
(b)
The domain of the function .
Where 
represents the quantity.
and 
and 
.
The domain of the function is 
.
(c).
Find the revenue when 
units are sold.
Substitute 
in the function .
The revenue is $
.
(d).
The revenue function is in quadratic form.The revenue 
is maximum, when the price is
.
Where 
and 
.
units.
The Maximum revenue is substitute 
in the fucntion .
The maximum revenue is $
.
(e).
Find the price to get the company maximum revenue.
The fucntion is .
Maximum revenue is $
and the no.of units are 
.
Hence the price of the company to charge the maximum revenue is 
.
The price is $ 
.
(a).
(b). The domain of the function is 
.
(c).$
.
(d). 
units and The maximum revenue is $.
(e).The price is $ 
.
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