Mathematics, 20.12.2021 01:00, aa1317aa

A tank with a rectangular base and rectangular sides is open at the top. It is to be constructed so that its width is 4 meters and its volume is 36 cubic meters. If building the tank costs $12 per square meter for the base and $6 per square meter for the sides, what is the cost of the least expensive tank, and what are its dimensions?

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A tank with a rectangular base and rectangular sides is open at the top. It is to be constructed so...