Find the vertex, focus, and directrix of the parabola with the given equation.(x - 4)2 = 8(y - 1)
A. vertex: (4, 1)
focus: (4, -1)
directrix: x = 3
B. vertex: (4, 1)
focus: (4, 3)
directrix: y = -1
C. vertex: (-4, -1)
focus: (-4, 1)
directrix: y = -3
D. vertex: (1, 4)
focus: (1, 6)
directrix: y = 2
Answer: B
Mathematics
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+ 
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+ 
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A. - 
B. - 9
C. 
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