Answer to Question #281668 in Analytic Geometry for Jackie

Question #281668

Write an equation for the set of all points in the plane equidistant from (0,–6) and y= –10.

Write your answer in vertex form. Simplify any fractions.


1
Expert's answer
2021-12-22T04:11:10-0500

Let the parametric point be (x,y) on the plane which is equidistant from the given point (0,6)  hence, we have

x2+(y+6)2=y+10=x2+y2+12y+36=(y+10)2=x2+y2+12y+36=y2+20y+100=x28y64=0\sqrt{x^2+(y+6)^2}=y+10\\ =x^2+y^2+12y+36=(y+10)^2\\ = x^2+y^2+12y+36=y^2+20y+100\\ =x^2-8y-64=0


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