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
vertices (y^2)/9-(x^2)/(16)=1vertices foci 2x^2+7y^2=14foci 49y^2-x^2=49foci 9x^2+25y^2=225foci (y^2)/9-(x^2)/(16)=1
Frequently Asked Questions (FAQ)
What is the directrix y=2x^2 ?
The directrix y=2x^2 is y=-1/8