Logging. The width and height of the strongest rectangular beam that can be cut from a

Chapter 9, Problem 9.2.140

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Logging. The width and height of the strongest rectangular beam that can be cut from a cylindrical log of radius a are given by w 2a3 (31/2 a ) and h a18321/2. Find the width, height, and cross-sectional area of the strongest beam that can be cut from a log with diameter 4 feet. Round to the nearest hundredth.

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