Now #2! (Take that, coronavirus!)https://twitter.com/kchangnyt/status/1225117162026737664 …
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Ahead of all of the impeachment stories, for now.https://www.nytimes.com/2020/02/05/science/quadratic-equations-algebra.html …
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This technique is essentially a geometric interpretation of completing the square.
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Sort of, but a bit more than that. It's completely equivalent since it produces the same answers to the same problem. But most people don't grasp completing the square.
@PoShenLoh explains in a lot more detail here: https://www.poshenloh.com/quadratic/ - 4 more replies
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