The simpler quadratic formula | Lockdown math ep. 1


**Mistakes (there will always be mistakes): At 22:00, I write “b’ / 2” instead of “-b’ / 2”.** In algebra, a quadratic equation is any equation that can be rearranged in standard form as where x represents an unknown, and a, b, and c represent known numbers, where a ≠ 0. If a = 0, then the equation is linear, not quadratic, as there is no term. Wikipedia

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