A rectangular box is to have a square base and a volume of 81 ft 3 If the material for the base costs $0 54 ft 2 , the material for the sides costs $0 12 ft 2 , and the material for the top costs $0 18 ft 2 , determine the dimensions (in ft) of the box that can be constructed at minimum cost find x and y in feet

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Question: A rectangular box is to have a square base and a volume of 81 ft 3 . If the material for the base costs $0.54/ft

A rectangular box is to have a square base and a volume of 81 ft³. If the material for the base costs $0.54/ft², the material for the sides costs $0.12/ft², and the material for the top costs $0.18/ft², determine the dimensions (in ft) of the box that can be constructed at minimum cost. find x and y in feet

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