Find the vertex, focus, and directrix of the parabola with the given equation.(y - 1)2 = 20(x + 3)
A. vertex: (-3, 1)
focus: (-8, 1)
directrix: x = 2
B. vertex: (3, -1)
focus: (8, -1)
directrix: x = -2
C. vertex: (-3, 1)
focus: (2, 1)
directrix: x = -8
D. vertex: (1, -3)
focus: (6, -3)
directrix: x = -4
Answer: C
Mathematics
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A. 
B. 
C. 
D. {0}
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Write as a percent.0.078
A. 78%
B. 0.078%
C. 
D. 7.8%
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Use the graph of the function to estimate the x-intercepts.g(x) = 2x2 + 5x - 3
A. x = -3, x = -0.5 B. x = -3, x = 0.5 C. x = -2, x = 3 D. x = -0.5, x = 3
Mathematics
Solve. Round to the nearest thousandth, if necessary.2 4x - 2 = 20
A. {1.58} B. {3} C. {1.076} D. {0.58}
Mathematics