Find an equation of a parabola satisfying the given conditions.Focus at (0, -2?), directrix y = 2?

A. y2 = 4?x
B. x2 = -8?y
C. y2 = -8?x
D. x2 = -2?y


Answer: B

Mathematics

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A. m2 - 11m - 18 B. m2 + 11m - 18 C. m2 - 11m + 18 D. m2 + 11m + 18

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A. 15 B. 90 C. 180 D. 60

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