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Mathematics, 21.08.2019 15:50 yoogirlchloee

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

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