Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3, and P4.)The number of winning coalitions is
A. 7.
B. 15.
C. 8.
D. 1.
E. none of these
Answer: A
Mathematics
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Simplify.
? 
A. 
B. 
C. 
D. 
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Find the flux of the vector field F across the surface S in the indicated direction.F = x4y5i + yj - zk; S is the portion of the parabolic cylinder z = 4 - y2 for which 
and 1 ? x ? 7; direction is outward (away from the x-y plane)
A. 0 B. 48 C. -96 D. 96
Mathematics
Find an equation of the ellipse.An ellipse with x-intercepts ±2 and y-intercepts ±6, center at origin
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Write  figure 1.png)
in terms of sin x and cos x then simplify.
(a) 1 (b) sin² x (c) sin x (d) cos x (e) -cos² x
Mathematics