Concept explainers
(a)
To find the average temperature, to the nearest degree Fahrenheit, between
(a)
Answer to Problem 54RE
Average temperature
Explanation of Solution
Given:
The temperature outside a house during a 24-hour period is given by
Concept Used:
Application of integrals
Calculation:
Average Temperature
Conclusion:
Average temperature
(b)
To determine values of
(b)
Answer to Problem 54RE
The value of t is
Explanation of Solution
Given:
Air conditioner cooled the house whenever the outside temperature was at or above 78 degrees Fahrenheit.
Concept Used:
Concept of inequality
Calculation:
Conclusion:
The value of t is
(c)
To find total cost, to the nearest cent, to cool the house for this 24-hour period
(c)
Answer to Problem 54RE
Total cost, to the nearest cent, to cool the house for this 24-hour period=
Explanation of Solution
Given:
Rate at which the cost of cooing the house accumulates =
Concept Used:
Applications of integral
Calculation:
Rate at which the cost of cooing the house accumulates
Conclusion:
Total cost, to the nearest cent, to cool the house for this 24-hour period=
Chapter 8 Solutions
Calculus 2012 Student Edition (by Finney/Demana/Waits/Kennedy)
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