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
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Leave a tip for good service: https://paypal.me/jjthetutor Starting from a pillar, you run 200 m east (the +x-direction) at an average speed of 5.0 m/s, and then run 280 m west at an average speed of 4.0 m/s to a post. Calculate (a) your average speed from pillar to post and (b) your average velocity…
In this video you are shown how to find points of intersection between parametric and Cartesian equations of curves. You can see this on this page of ExamSolutions website https://www.examsolutions.net/tutorials/intersection-of-parametric-cartesian-equations/?level=A-Level&board=Edexcel&module=Pure-Maths-A-Level&topic=1474 Go to http://www.examsolutions.net/ for the index, playlists and more maths videos on exam solutions and other maths topics.