Find the required quantity given the wire that lies along the curve r and has density ?.Moment of inertia Iz about the z-axis, where r(t) = (5 sin 3t)i + (5 cos 3t)j + e6tk, 0 ? t ? 1; 
A. Iz = 
B. Iz = 
[(225 + 36e12)3/2 - (225 + 36)3/2 ]
C. Iz = 
D. Iz = 
(e12 - 1)
Answer: B
Mathematics
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