Find the focus and directrix of the parabola with the given equation.x2 = 40y

A. focus: (0, 10)
directrix: y = -10
B. focus: (0, -10)
directrix: x = -10
C. focus: (10, 0)
directrix: y = 10
D. focus: (10, 0)
directrix: x = 10


Answer: A

Mathematics

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