The Volume (V) of a cone varies jointly as its height (h) and the square of its radius (r). Find the percentage change in Vifr is increased by 20% and h is decreased by 25%.
The Volume (V) of a cone varies jointly as its height (h) and the square of its radius (r). Find the percentage change in Vifr is increased by 20% and h is decreased by 25%.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
Problem 2ST
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Transcribed Image Text:The Volume (V) of a cone varies jointly as its height (h) and the square of its radius (r). Find
the percentage change in Vifr is increased by 20% and his decreased by 25%.
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