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?

A
8π
B
16π
C
2π
D
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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