rioscarlos360 rioscarlos360

23-10-2017
Mathematics

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What is the derivative of the area of a circle with respect to its radius?

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CalebH2 CalebH2

23-10-2017

Area of a circle = pi*(r^2)

Taking the derivative with respect to r, using the power rule,

d/dr = 2*pi*r

This is the circumference of a circle.

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