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Factoring Masterclass - From Quadratics to Cubes

Krista King via YouTube

Overview

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Master polynomial factoring through a systematic 21-minute video tutorial that establishes a calm, repeatable workflow applicable across Algebra 1/2, Precalculus, and Calculus. Learn to approach factoring methodically by starting with the greatest common factor (GCF), then progressing through quadratic analysis based on sign patterns, identifying prime polynomials, applying the AC method for coefficients, recognizing special patterns like difference of squares and cubes using the SOAP method, and finally employing grouping techniques for four-term polynomials. Follow along as each step is demonstrated with clear examples, beginning with GCF extraction, moving through same-sign and opposite-sign quadratics, understanding when polynomials are prime over integers, utilizing the AC method for complex coefficients, identifying difference of squares and cubes patterns, applying grouping methods, and concluding with why this systematic approach matters for mathematical success.

Syllabus

0:20 -- 1. Greatest common factor GCF
1:23 -- 2. Quadratics: Same signs
3:33 -- 2. Quadratics: Opposite signs
6:01 -- 3. Prime over Z
7:15 -- 4. Coefficients AC method
10:35 -- 5. Patterns: Difference of squares
11:45 -- 5. Patterns: Difference of cubes SOAP
15:00 -- 6. Grouping
18:09 -- 7. Why it matters

Taught by

Krista King

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