Question: 3. The total surface area S of a right circular cylinder related to the base radius r and height h by the equation S=2nr2

3. The total surface area S of a right circular cylinder related

3. The total surface area S of a right circular cylinder related to the base radius r and height h by the equation S=2nr2 + 2arh. How is ds related to dt dr if h is dt ds related to dt dr when r is halved. dt constant? Find the equation of

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