Mathematics, 06.01.2020 10:31 Theresab2021

Acircular oil spill continues to increase in size. the radius of the oil spill, in miles, is given by the function r(t) = 0.5 + 2t, where t is the time in hours. the area of the circular region is given by the function a(r) = πr2, where r is the radius of the circle at time t.

explain how to write a composite function to find the area of the region at time t.

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Acircular oil spill continues to increase in size. the radius of the oil spill, in miles, is given b...