SOLUTION: Find the equation of the parabola whose focus is (-1,2)and directrix is x-2y-15=0.

Question 878549: Find the equation of the parabola whose focus is (-1,2)and directrix is x-2y-15=0.

Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
The set of points (x,y) must be equally distant from (-1,2) and from . The general variable ordered pair for the directrix is (2y+15,y).

Going one step past the radical form of the distance formula expressions,

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