An open rectangular box with square ends (height equal to the shortest side of the base) is to be constructed to have a capacity of 6,400 cubic feet, at a cost of $0.75 per square foot for the base and $0.25 per square foot. square for the sides. Find the most economical dimensions.
An open rectangular box with square ends (height equal to the shortest side of the base) is to be constructed to have a capacity of 6,400 cubic feet, at a cost of $0.75 per square foot for the base and $0.25 per square foot. square for the sides. Find the most economical dimensions.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Problem 1RQ
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3. An open rectangular box with square ends (height equal to the shortest side of the base) is to be constructed to have a capacity of 6,400 cubic feet, at a cost of $0.75 per square foot for the base and $0.25 per square foot. square for the sides. Find the most economical dimensions.
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