Find zw or 
as specified. Leave your answer in polar form.z = 10(cos 45° + i sin 45°)w = 5(cos 15° + i sin 15°)Find zw.
A. 5(cos 30° + i sin 30°)
B. 5(cos 60° + i sin 60°)
C. 50(cos 60° + i sin 60°)
D. 50(cos 30° + i sin 30°)
Answer: C
Mathematics
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Find the volume.
Radius = 5.0 ft, height = 14 ft
A. 4400 ft3 B. 220 ft3 C. 440 ft3 D. 1100 ft3
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Change the order of integration and evaluate the integral.
A. 
B. 
C. 
?
D. 
?
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Evaluate the expression.
A. 1 B. 0 C. -1 D. -6
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Set up the iterated integral for evaluating 
Dover the given region D.D is the solid right cylinder whose base is the region between the circles 
and 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Mathematics