Share
Explore BrainMass

Rate of change and area

For time t between 2 and 3 hours the radius of circle c is 5t-t^2-6 feet. at time t=2.6 hours the area of the circle is changing at a rate of ------. at time 2.6 hours the area of the circle is-----.

a(t) = pie(5t-t^2-6)squared

Solution Summary

This shows how to find the rate of change of the area of a circle and the area of a circle at a given point in time.

$2.19