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    Rate of change

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    1) The area of a circle is decreasing at the rate of 2 pie cm^2/s. At what rate is the radius of the circle decreasing when its area is 75 pie cm^2?

    2)Find f'(-1), given f(y)=h(g(y)), h(2)=55, g(-1)=2, h'(2)=-1, and g'(-1)=7

    © BrainMass Inc. brainmass.com February 24, 2021, 2:06 pm ad1c9bdddf
    https://brainmass.com/math/calculus-and-analysis/rate-change-radius-2309

    Solution Summary

    This shows how to find the rate of change of the radius of a circle.

    $2.19

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