Write an equation for a function whose graph fits the given description.The graph of f(x) = x2 is shifted 4 units to the left. This graph is then vertically shrunk by a factor of 
and reflected across the x-axis. Finally, the graph is shifted 7 units downward.
A. y = - 
(x - 4)2 - 7
B. y = 
(x - 4)2 - 7
C. y = - 
(x - 4)2 + 7
D. y = - 
(x + 4)2 - 7
Answer: D
Mathematics
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+ 
A. 5
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C. 6
D. 5
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Completely factor the polynomial or state that the polynomial is prime.2x2 - 50
A. 2(x + 5)(x - 5) B. prime C. 2(x + 5)2 D. 2(x - 5)2
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For an election with candidates (A, B, C, D, and E), we have the following preference schedule:
How many people voted in the election?
A. 3 B. 5 C. 104 D. 51 E. none of these
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Find a system of inequalities with the given graph.
A. y ? -3x - 5 y ? 2x + 5 B. y ? -3x - 5 y ? 2x - 3 C. y ? -3x + 7 y ? 2x + 5 D. y ? -3x - 5 y ? 2x + 5
Mathematics