Comments on: What is the equation for the directrix of a parabola with its vertex at the origin and its focus at (0, 20)?

Comments on: What is the equation for the directrix of a parabola with its vertex at the origin and its focus at (0, 20)? https://www.devyy.com/what-is-the-equation-for-the-directrix-of-a-parabola-with-its-vertex-at-the-origin-and-its-focus-at-0-20/ Wed, 20 Nov 2024 21:14:15 +0000 hourly 1 https://wordpress.org/?v=6.9