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) Material Needed to Make a Drum A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. a) Express the amount A of material required to make the drum as a function of the radius r of the cylinder.

) Material Needed to Make a Drum A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. a) Express the amount A of material required to make the drum as a function of the radius r of the cylinder.

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
ChapterA: Appendix
SectionA.2: Geometric Constructions
Problem 9P: A soda can is made from 40 square inches of aluminum. Let x denote the radius of the top of the can,...
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10) Material Needed to Make a Drum A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. a) Express the amount A of material required to make the drum as a function of the radius r of the cylinder. b) How much material is required if the drum's radius is 3 feet? c) How much material is required if the drum's radius is 4 feet?
Transcribed Image Text:10) Material Needed to Make a Drum A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. a) Express the amount A of material required to make the drum as a function of the radius r of the cylinder. b) How much material is required if the drum's radius is 3 feet? c) How much material is required if the drum's radius is 4 feet?
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