is r2h + 2/3r

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.7: Distinguishable Permutations And Combinations
Problem 11E
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A grain silo has the shape of a right circular cylinder surmounted by a hemisphere. If the silo is to have a volume of 489 ft3, determine the radius and height of the silo that requires the least amount of material to build. (Hint: The volume of the silo is r2h + 2/3r3, and the surface area (including the floor) is (3r2 + 2rh). Round your answers to one decimal place.)

 
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II
Transcribed Image Text:の 代代 IL || II
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