Multiple Choice
A rectangular box is to have a square base and a volume of 32 .If the material for the base costs 10 cent/square foot, the material for the sides costs 30 cent/square foot, and the material for the top costs 20 cent/square foot, determine the dimensions of the box that can be constructed at minimum cost.
A)
B)
C)
D)
Correct Answer:

Verified
Correct Answer:
Verified
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