Find the standard equation of the parabola that satisfies the given conditions. Vertex: (4, -5); directrix: x = 11
A. (y + 5)2 = -28(x - 4)
B. (y - 4)2 = -28(x + 5)
C. x2 = -28(y - 4)
D. (x + 5)2 = -28(y - 4)
Answer: A
Mathematics
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A. 
B. 
C. 
D. 
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= 
A. x = 
B. x = 9
C. x = - 9
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