Solution
directrix
Solution
Solution steps
Rewrite in the standard form:
Parabola is symmetric around the y-axis and so the directrix is a line parallel to the x-axis, a distance from the center y-coordinate
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Popular Examples
2x^2+16y=0radius x^2+y^2=25radius 9x^2-54x+25y^2-200y=-256y^2=2xvertexparabola y=x^2-24x-12vertex parabola
Frequently Asked Questions (FAQ)
What is the directrix x^2=24y ?
The directrix x^2=24y is y=-6