1
Answers
Answers
VOLUME=4/3(3.14)r^3
AREA=4(3.14)r^2
dV/dt=4/3(3.14)3r^2(dr/dt)
find dr/dt @ r=7 cm
then dA/dt
using da/dt=4(3.14)2r(dr/dt)
over 10 years ago
Shreyas
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