
a.
To find the rate of change.
a.

Answer to Problem 66RE
The rate of change is
Explanation of Solution
Given,
Calculation:
From the given,
Thus the rate of change is
b.
To find the error in the volume.
b.

Answer to Problem 66RE
The error in the volume is at most 3%.
Explanation of Solution
Given,
Calculation:
Need to measure the edge with accuracy of 99% to ensure the error in the calculated surface area is at most 2%.
Thus the error in the volume is at most 3%.
Chapter 5 Solutions
Calculus 2012 Student Edition (by Finney/Demana/Waits/Kennedy)
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