Multiple Choice
A spherical balloon is being inflated. Find the rate of increase of the surface area (S = 4 ) with respect to the radius when r = 2 m.
A) 16 /m
B) 8 /m
C) 12 /m
D) 24 /m
E) 4 /m
Correct Answer:

Verified
Correct Answer:
Verified
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