SOLUTION: Please assist us with this question.. In the following exercises, v denotes the vertex of a parabola, f the focus and d the directrix. Two of these are given. Find the third.

Question 47606This question is from textbook
: Please assist us with this question..
In the following exercises, v denotes the vertex of a parabola, f the focus and d the directrix. Two of these are given. Find the third.
f(-2,5) v(-2,+1)
Thanks! This question is from textbook

Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
The distance between the focus and the vertex is the exact distance from the vertex and the directrix vertically.
The distance is 4 units.
The directrix goes through (-2,-3); since the directrix is a horizontal line, the directrix is .

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