Find the volume of the solid obtained by rotating about the y axis the region bounded by the curves.
b. 
Mathematics
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Simplify the expression.
3/2
A. 
B. - 
C. - 
D. 
Mathematics
Does the network in the picture below have Hamiltonian cycles? If the network has one, describe it. If not, answer not possible.
What will be an ideal response?
Mathematics
Perform the indicated operation.(2 + 
)(2 - 
)
A. 2 - 2
B. -9
C. -11
D. 17
Mathematics
The loudness of a sound of intensity x, measured in watts per square meter, is defined as L(x) = log (
), where xo = 10-3.A company with loud machinery needs to cut its sound intensity to 26% of its original level. By how many decibels should the loudness be reduced?
A. 6.880 decibels B. 5.760 decibels C. 6.237 decibels D. 5.850 decibels
Mathematics