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4. The volume of a cube is increasing at the rate of 1200 cm/min at the instant its edges are 20cm long. At what rate are the length of the edge changing at that instant?

4. The volume of a cube is increasing at the rate of 1200 cm/min at the instant its edges are 20cm long. At what rate are the length of the edge changing at that instant?

Algebra: Structure And Method, Book 1
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 3E
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4. The volume of a cube is increasing at the rate of 1200 cm³/min at the instant its edges are 20cm long. At what rate are the length of the edge changing at that instant?
Transcribed Image Text:4. The volume of a cube is increasing at the rate of 1200 cm³/min at the instant its edges are 20cm long. At what rate are the length of the edge changing at that instant?
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