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anonymous
 one year ago
I will give anything :)
Derive the equation of the parabola with a focus at (4, −7) and a directrix of y = −15. Put the equation in standard form.
f(x) = one sixteenthx2 − 8x + 11
f(x) = one sixteenthx2 − 8x − 10
f(x) = one sixteenthx2 − one halfx + 11
f(x) = one sixteenthx2 − one halfx − 10
anonymous
 one year ago
I will give anything :) Derive the equation of the parabola with a focus at (4, −7) and a directrix of y = −15. Put the equation in standard form. f(x) = one sixteenthx2 − 8x + 11 f(x) = one sixteenthx2 − 8x − 10 f(x) = one sixteenthx2 − one halfx + 11 f(x) = one sixteenthx2 − one halfx − 10

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amoodarya
 one year ago
Best ResponseYou've already chosen the best response.0dw:1435034160330:dw

amoodarya
 one year ago
Best ResponseYou've already chosen the best response.0\[(yy_0)^2=4p(xx_0)\\(y(11))^2=4(4)(x4)\\\]

LynFran
 one year ago
Best ResponseYou've already chosen the best response.2im getting the last answer \[f(x)=x ^{2}/16x/210\]
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