Solve the problem.The parabola x2 = -28y is shifted 3 units up and 6 units to the right. Find the focus and directrix of the new parabola.
A. Focus: (-4, 6); Directrix: x = 10
B. Focus: (6, -4); Directrix: y = -10
C. Focus: (6, 10); Directrix: y = 10
D. Focus: (6, -4); Directrix: y = 10
Answer: D
Mathematics
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