Give the rectangular coordinates for the point.(-6, 225°)
A. (-3
, -3
)
B. (3
, 3
)
C. (3
, 3
)
D. (3?, 3?)
Answer: B
Mathematics
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Express the function in the form f(x) = a(x - h)2 + k and indicate the vertex.f(x) = -x2 + 15x - 1
A. f(x) = -(x - 15)2 - 1
vertex: (15, -1)
B. f(x) = -(x - 
)2+ 
vertex: 
C. f(x) = -(x + 
)2- 
vertex: 
D. f(x) = -(x + 15)2 - 451
vertex: (-15, -451)
Mathematics
Match the system of inequalities with a graph.2y - x ? -4,y + 2x ? 6,-y ? x - 2
A. 
B. 
C. 
D. 
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Solve the problem.Michael's bank contains only nickels, dimes, and quarters. There are 63 coins in all, valued at $5.50. The number of nickels is 5 short of being three times the sum of the number of dimes and quarters together. How many dimes are in the bank?
A. 46 B. 10 C. 7 D. 12
Mathematics
Solve the equation and check your solution.4.8 = x + 1.2
A. 4.00 B. -3.6 C. 3.6 D. 6.0
Mathematics