Concept explainers
To show : That at least twice the marathoner was running at exactly 11 mph.
Answer to Problem 14E
The possible explanation is given below.
Explanation of Solution
Given information :
A marathoner ran the 26.2 mile New York Marathon in 2.2 h.
Calculation :
According to the mean value theorem, for the average slope in this case the speed for the whole function, there must be a point on the function that must be equals the average.
Also, the marathoner ran 26.2 miles in 2.2 hours, so the average will be
Chapter 5 Solutions
Calculus 2012 Student Edition (by Finney/Demana/Waits/Kennedy)
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