Homework Clinic
Mathematics Clinic => Calculus => Topic started by: sheilaspns on Dec 18, 2021
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The stiffness of a rectangular beam is proportional to its width times the cube of its depth. Find the dimensions of the stiffest beam than can be cut from a cylindrical log. (Round answers to the nearest tenth.)
◦ w = 6.0 in.; d = 7.7 in.
◦ w = 4.0 in.; d = 9.7 in.
◦ w = 5.0 in.; d = 8.7 in.
◦ w = 6.0 in.; d = 9.7 in.
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w = 5.0 in.; d = 8.7 in.