JDMarkS1425
JDMarkS1425 JDMarkS1425
  • 01-11-2017
  • Mathematics
contestada

Write the equation of a parabola with the focus at (3,0) and the directrix at x=-3

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sarathecatofhat
sarathecatofhat sarathecatofhat
  • 01-11-2017
-12x=y  
y is squared  good luck
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Аноним Аноним
  • 01-11-2017
With a focus coordinate of a positive x and y = 0 this parabola opens towards the right .

the general form is y^2 = 4 ax    where (a,0) is the focus)    Here a = o

so the rquired equation is y^2 = 12x

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