Find the equation of the parabola with the given properties.Vertex: (-4, 3); vertical axis of symmetry; containing the point (-6, 15)
A. 
(y - 3) = (x + 4)2
B. 
(y + 4) = (x - 3)2
C. 
(x - 3) = (y + 4)2
D. 
(x + 4) = (y - 3)2
Answer: A
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Find a formula for W, if 
and k is a constant.
A. W = k + C
B. W = 
+ C
C. W = 
+ C
D. W = kx2 + C
Solve the problem.Each cycle of a screen saver program generates and then erases numbers of little animated figures called froobies. The formula 
models the population, P, of froobies after x minutes within a cycle. How many minutes into a cycle will the froobie population first reach 117?
A. 7 min B. 10 min C. 4 min D. 5 min
Solve.A balloon is secured to rope that is staked to the ground. A breeze blows the balloon so that the rope is taut while the balloon is directly above a flag pole that is 90 feet from where the rope is staked down. Find the altitude of the balloon if the rope is 100 feet long. Give your answer as a simplified radical.
A. 
ft
B. 10
ft
C. 10
ft
D. 
ft
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A. 72 sec B. 54 sec C. 48 sec D. 66 sec