Textbook ExpertVerified Tutor
11 Nov 2021
Given information
Each side of a square is increasing at a rate of .
That is,
The area of the square is .
Step-by-step explanation
Step 1.
The area of a square with a length of side can be calculated as:
Differentiate the above equation with respect to :
When the area of the square is , then the length of the side is .
Substitute and in the equation (1):