Verifying that a given ordered pair is a solution to a linear equation. Some free online math notes: https://www.openalgebra.com/2012/11/graph-by-plotting-points.html
Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! 🙂 https://www.patreon.com/patrickjmt !! Conic Sections: Parabolas, Part 2 (Directrix and Focus). In this video, I discuss how to go about finding the directrix and the focus for a parabola and do a couple of examples.