Answered: An open rectangular box with square…

An open rectangular box with square ends to hold 6400 cu ft., is to be built at a cost of $0.75 per sq ft. for the base and $0.25 per sq ft. for the sides. Find the most economical dimensions.

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter1: Equations And Graphs

Section: Chapter Questions

Problem 12T

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An open rectangular box with square ends to hold 6400 cu ft., is to be built at a cost of $0.75 per sq ft. for the base and $0.25 per sq ft. for the sides. Find the most economical dimensions.

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