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Question on: JAMB Mathematics - 2004

What is the rate of change of the volume v of a hemisphere with respect to its radius r when r = 2?

8π

16π

2π

4π

Ask EduPadi AI for a detailed answer

Correct Option: A

V = 2/3π³
dv/dr = 2πr²
dv/dr = 2π(2)²
= 8π

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