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Concept explainers
(a)
To express: the revenue
(a)
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Answer to Problem 39RE
The expression of the revenue
Explanation of Solution
Given:
Calculation:
By the law of economics, the revenue
Thus,
Therefore,
Conclusion:
The expression of the revenue
(b)
To find:the revenue if 100units are sold
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 39RE
The revenue if
Explanation of Solution
Calculation:
Substitute
Therefore, the revenue if
Conclusion:The revenue if
(c)
To find: the maximum revenue and the quantity
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 39RE
When
The maximum revenue will be
Explanation of Solution
Calculation:
The function of
So, the revenue will be maximum when the quantity sold
Therefore, when
Find the maximum revenue by substituting 750 for
Therefore, the maximum revenue will be
Conclusion:
Therefore, there will be maximum revenuewhen
The maximum revenue will be
(d)
To find:price charged by the company to maximize revenue?
(d)
![Check Mark](/static/check-mark.png)
Answer to Problem 39RE
Explanation of Solution
Calculation:
Substitute
Therefore,
Conclusion:
Chapter 3 Solutions
Precalculus
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