Find the standard equation of the parabola that satisfies the given conditions. Vertex: (1, -3); directrix: x = -3
A. (x + 3)2 = 16(y - 1)
B. (y + 3)2 = 16(x - 1)
C. (x - 1)2 = -16(x + 3)
D. (y + 3)2 = -16(x - 1)
Answer: B
Mathematics
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