The side of a cube is decreasing at a rate of 0.4 cm s . Find
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The side of a cube is decreasing at a rate of 0.4 cm s−¹.
Find the rate of decrease of the surface area when the length of the side is 3 cm.
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Lets start by finding the formula for the surface area of a cube The surface area is given by S 6s ...View the full answer
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Related Book For
Complete Pure Mathematics 1 For Cambridge International AS & A Level
ISBN: 9780198427438
2nd Edition
Authors: Jean Linsky, Brian Western, James Nicholson
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