Math

Why do we complete the square in the quadratic formula?

This is a visual way to understand Brahmagupta’s quadratic formula. #Shorts

Song Credits
Song: Kajra Re
Singers: Alisha Chinai, Shankar Mahadevan, Javed Ali
Music: Shankar-Ehsaan-Loy
Lyrics: Gulzar

Lucas Vieira animation

https://www.tumblr.com/1ucasvb/42739093986/completing-the-square


https://en.wikipedia.org/wiki/File:Completing_the_square.gif
Cornell Mathematics professor David W. Henderson: Geometric Solutions of Quadratic and Cubic Equations.
https://pi.math.cornell.edu/~dwh/papers/geomsolu/geomsolu.html
But Why? Intuitive Mathematics (Archived)
https://web.archive.org/web/20160821053459/https://sites.google.com/site/butwhymath/algebra/the-quadratic-formula
MindYourDecisions posts

The Quadratic Formula – An Intuitive Explanation


https://youtu.be/EBbtoFMJvFc

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