moisebonheur moisebonheur

15-09-2016
Mathematics

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Let A be the area of circle of radius r that is changing with respect to time. If dr/dt is constant, is dA/dt constant? Expain.

Respuesta :

15-09-2016

Hello,

A=πr²
dA/dt=2πr*dr/dt
if dr/dt is constant, dA/dt is linear.

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