Mathematics, 21.08.2019 15:50 yoogirlchloee

Derive the equation of the parabola with a focus at (2, −1) and a directrix of y = −one half.
f(x) = −(x + 2)2 − three fourths
f(x) = (x + 2)2 + three fourths
f(x) = −(x − 2)2 + three fourths
f(x) = −(x − 2)2 − three fourths

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Derive the equation of the parabola with a focus at (2, −1) and a directrix of y = −one half.
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