2. All edges x of a cube are expanding at a rate of 8 centimeters surface area changing when each edge x is 6.5 centimeters? (9 S = 6x2) %3D
2. All edges x of a cube are expanding at a rate of 8 centimeters surface area changing when each edge x is 6.5 centimeters? (9 S = 6x2) %3D
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:2. All edges x of a cube are expanding at a rate of 8 centimeters per second. How fast is the 0
surface area changing when each edge x is 6.5 centimeters? (Surface area of a cube:
S = 6x2)
%3D
given: es-8 cm/sec
find:x wnen X-6.Scm
equation: Se6x?
(5)%=D
6x3
of
=12x
8-1216.5)
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