The Better Quadratic Formula You Won't Be Taught
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Can You Solve This "Impossible" Puzzle?
8:38
You use the quadratic formula all the time, but where did it come from?
14:47
An Exact Formula for the Primes: Willans' Formula
18:16
The Quadratic Formula No One Taught You
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"New" Way To Solve Quadratic Equations That Everyone Is Talking About
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A Forbidden Jutsu for Quadratic Equations
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How Wrong Can a Calculator Be?
18:36