Alice is shopping for cheese. She notices that the cheddar and brie have the same volume, even though their shapes are different
.
Based on the diagrams, what is the width, w, of the brie
A. 2cm
B. 3cm
C. 8cm
D. 16cm
Based on the diagrams, what is the width, w, of the brie
A. 2cm
B. 3cm
C. 8cm
D. 16cm
2 answers:
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Suppose we choose 
and 
. Then
Now suppose we choose
such that
where we pick the solution for this system such that
. Then we find
Note that you can always find a solution to the system above that satisfies as long as 
. What this means is that you can always find the value of 
as a (constant) function of 
.
Now suppose we choose
where we pick the solution for this system such that
Note that you can always find a solution to the system above that satisfies