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The united parcel service has contracted you to design a closed box with a square base that has a volume of 10,000 cubic inches. if they are concerned with minimizing cost of construction of each box, what dimensions should the box be and why?

Respuesta :

naeemahmed204
 height: h=V/w/(9w)= V/(9w^2) 
surface area: w*9w+ h*(20w)= 9w^2 + 20wV/(9w^2) = 9w^2 + 20/9 V/w 
minimum at: 
w = cube root of (10/81 V) 
dimensions: 
w, 9w, V/(9

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