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Mathematics, 12.05.2021 21:20 straightbarz5916

100 Points HELP Which of these represents the equation of the parabola with a focus at (−1,3) and a directrix at y = 7?

A
(x+1)2=8(y−5)

B
(x+1)2=−8(y−5)

C
(x−1)2=−8(y+5)

D
(x−1)2=8(y+5)

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100 Points HELP Which of these represents the equation of the parabola with a focus at (−1,3) and a...

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