emilycompton99
emilycompton99 emilycompton99
  • 22-12-2016
  • Mathematics
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IVE ASKED 3 TIMES CAN SOMEONE HELP ME? ---
Find the standard form of the equation of the parabola with a focus at (0, -9) and a directrix y = 9.

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znewby1999
znewby1999 znewby1999
  • 22-12-2016
the answer is -3,0 i think
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