Question: Suppose a rock dropped into a pond creating a circular ripple travelling at a speed of 80 cm/s in an outward direction. D a) Let

Suppose a rock dropped into a pond creating a circular ripple travelling at a speed of 80 cm/s in an outward direction. D a) Let r be the radius of the circle. Express r as a function of time, , in seconds. b) If A is the area of this circle as a function of the radius, find A o r and interpret it

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