SOLUTION: The parabola has a vertex of (1,4) and a directrix y= 5 write an equation of the conic parabola.

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Question 1168419: The parabola has a vertex of (1,4) and a directrix y= 5 write an equation of the conic parabola.
Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
Understand that y=5 is one unit away from the vertex; so focus is also one unit away from the vertex but on the other side. Focus is at (1,3).

The distance between (x,y) and (1,3) is equal to the distance between (x,y) and (x,5). Use the distance formula and simplify into whichever form equation you want.

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