Three derivations of the pq formula Quadratic completion Proof Tschirnhaus transformation

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Der Mathelehrer

Published on Dec 20, 2024
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Derivation of the pq formula Quadratic completion Proof Tschirnhaus transformation // We want to derive or prove the pq formula in three different ways. The classic way from school mathematics is the quadratic completion. With this we derive the pq formula from the general equation. The second variant is a proof that the solutions from the pq formula are really solutions of the general equation. Thirdly, we look at the Tschirnhaus transformation, which is also used for equations of the third or fourth degree. Video content: 00:00 Intro 01:20 Quadratic completion 05:30 Proof 11:44 Tschirnhaus transformation -- --- ----- ------- ---------- ------------- ----------------- ------------------- ----------------------- Playlist Solving equations: • Solving equations Playlist Exponential equations: • Exponential equations - tasks with... Playlist Applying the pq formula: • Applying the pq formula - tasks with solu... If you have any questions, write to me in the comments or at: [email protected] My homepage: https://www.dermathelehrer.online Udemy course for 5th grade: https://www.udemy.com/course/matheunt...

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