mnovoa1224 mnovoa1224
  • 16-06-2017
  • Mathematics
contestada

What is the equation of a parabola with (−1, −3) as its focus and y = 1 as its directrix? Enter the equation in the box.

Respuesta :

mergl
mergl mergl
  • 16-06-2017
(x-h)^2=-4a(y-k)
(x+1)^2=-4(y+3)
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