Which is the equation of a parabola with a directrix at y = −3 and a focus at (−2, 3). y = [tex]rac{1}{12}[/tex][tex](x - 2)^{2}[/tex] y = [tex]rac{1}{12}[/tex][tex](x + 2)^{2}[/tex] y = −[tex]rac{1}{12}[/tex][tex](x + 2)^{2}[/tex] y = −[tex]rac{1}{12}[/tex][tex](x - 2)^{2}[/tex]

38.5step-by-step explanation: lets say, first number = rsecond number = 3r+7total = 49(r)+(3r+7)= 49...

Mathematics, 25.10.2019 02:43 dianereyes7475

Which is the equation of a parabola with a directrix at y = −3 and a focus at (−2, 3).

y = $\frac{1}{12}$ $(x - 2)^{2}$
y = $\frac{1}{12}$ $(x + 2)^{2}$
y = − $\frac{1}{12}$ $(x + 2)^{2}$
y = − $\frac{1}{12}$ $(x - 2)^{2}$

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Which is the equation of a parabola with a directrix at y = −3 and a focus at (−2, 3).

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