The spread of oil leaking from a tanker is in the shape of a circle. If the radius of the spread after t hours is r(t)=200^t, find the area of the oil slick as a function of time t.
The spread of oil leaking from a tanker is in the shape of a circle. If the radius of the spread after t hours is r(t)=200^t, find the area of the oil slick as a function of time.
