on a person's skin is ular region. It was fou out that the urn increases in diameter at a rate of 1/20 centimeters per second. Determine the rate of change in the area when the diameter is measured at 1.5 centimeters at that instance? 3n decreasing by 20 square centimeters per second 3n increasing by 0 square centimeters per second decreasing by 3n square centimeters per second 80 Increasine hy sauare entimeters ner second

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