T3 MAPS Q16 worked solution

A metal sphere is dissolving in acid. It remains spherical and the rate at which its volume decreases is proportional to its surface. Show that the radius of the sphere decreases at a constant rate.

CalculusMathematics BQueensland
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T3 MAPS Q16 worked solution

Created 1 year ago

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A metal sphere is dissolving in acid. It remains spherical and the rate at which its volume decreases is proportional to its surface. Show that the radius of the sphere decreases at a constant rate.
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