Solve the problem.The percentage of registered voters who voted in this election was 54%, up 20% from the last election. What was the percentage that voted at the last election?
A. 34%
B. 45%
C. 64.8%
D. 43.2%
Answer: B
Mathematics
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Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: portion of the cone x2 + y2 - z2 = 0 between z = 2 and z = 4Density: ? = 1
A. Iz = 240
B. Iz = 120
?
C. Iz = 240?
D. Iz = 120
Mathematics
Find the potential function f for the field F.F = - 
i + 
j - 
k
A. f(x, y, z) = ln (y - x - z) + C
B. f(x, y, z) = 
- 
+ 
+ C
C. f(x, y, z) = 
+ C
D. f(x, y, z)= ln 
+ C
Mathematics
Solve the system by graphing. Check the coordinates of the intersection point in both equations.
A. {(x,y) 
}
B. ?
C. {(6, 2)}
D. {(2, 6)}
Mathematics
Find the angle of least positive measure that is coterminal with the given angle.- 
A. 
B. 
C. 
D. 
Mathematics