Evaluate the expression.63
A. 216
B. -216
C. 18
D. -18
Answer: A
Mathematics
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Use a spherical coordinate integral to find the volume of the given solid.The solid bounded below by the hemisphere 
and above by the cardioid of revolution 
A. 
?
B. 
?
C. 
?
D. 
?
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If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."{(-2, 4), (2, -4), (8, -2), (-8, 2)}
A. {(4, -2), (-4, 2), (-2, -8), (2, 8)} B. Not one-to-one C. {(4, -2), (-4, 2), (8, -2), (2, -8)} D. {(4, -2), (-4, 2), (-2, 8), (2, -8)}
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Determine whether f is a geometric sequence. If so, identify the common ratio.
A. No B. Yes; n3
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Solve the problem.Find the perimeter of a rectangular farm measuring 3 mi by 10 mi.
A. 14 mi B. 12 mi C. 13 mi D. 26 mi
Mathematics