Mathematics, 29.01.2021 22:10 NabzDayer5214

What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y =11 A. f(x) = 1/16(x-9)^2 + 19

B. f(x) = 1/16(x+9)^2 -19

C. f(x) = 1/32(x+9)^2 -19

D. f(x) = 1/32(x-9)^2 + 19

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What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y =11...

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What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y =11 A. f(x) = 1/16(x-9)^2 + 19 B. f(x) = 1/16(x+9)^2 -19 C. f(x) = 1/32(x+9)^2 -19 D. f(x) = 1/32(x-9)^2 + 19

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Another question on Mathematics

What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y =11 A. f(x) = 1/16(x-9)^2 + 19

B. f(x) = 1/16(x+9)^2 -19

C. f(x) = 1/32(x+9)^2 -19

D. f(x) = 1/32(x-9)^2 + 19