Cubic Formula Proof Step 1: Removing x^2 term via PQ Substitution

Cubic Formula Proof Step 1: Removing x^2 term via PQ Substitution by @mes on 3Speak

--- In this video I go over the first step in deriving the Cubic Formula, which is to eliminate the x 2 term from the Cubic Equation by using the PQ Substitution method. This allows us to later app...

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