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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
28 Nov 2021

Given information

Note that given, a square whose side length is increased by an amount .

Step-by-step explanation

Step 1.

Note that the perimeter of a square is also a function of its side length such that

Therefore, the relation between the rate of change of area and the perimeter can be written as:

 

Hence, the rate of change of the area is equals to the half of the perimeter.

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