Find the equation of the parabola satisfying the given conditions. The vertex is at the origin.Focus (-7, 0)
A. y = - 
x2
B. x2 = -28y
C. y2 = -28x
D. y = -28x2
Answer: C
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Find the average value of the function f over the given region.f(x, y) = sin 
(x + y) over the square 0 ? x ? 
, 0 ? y ? 
.
A. 4?2
B. 
C. ?2
D. 
Solve the problem. Round to the nearest cent.John Lee's savings account has a balance of $2686. After 18 months, what will the amount of interest be at 4.9% per year?
A. $131.61 B. $149.22 C. $149.62 D. $197.42
Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3 and P4.)Which players are critical in the coalition {P1, P3, P4}?
A. P1 only B. P1 and P3 only C. None of the players D. All three players E. none of these
Name the quadrant in which the angle ? lies.cot ? > 0, sin ? < 0
A. I B. II C. III D. IV