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Denali Dumpsters need to manufacture a dumpster with an open top and a total volume of...

Denali Dumpsters need to manufacture a dumpster with an open top and a total volume of 350 cubic feet. The material for the bottom costs $1.25 per square foot and the material for the sides cost $0.75 per square foot.

a) What dimensions will minimize the cost?

b.) What is the minimum cost?

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