(03.09 MC)
Derive the equation of the parabola with a focus at (−5, −5) and a directrix of y = 7. (2 points)
A. f(x) = − (x − 1)2 − 5
B. f(x) = (x − 1)2 − 5
C. f(x) = − (x + 5)2 + 1
D. f(x) = (x + 5)2 + 1
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