GCF, Diamond Method, and Grouping
Mastering four key factoring techniques — GCF, difference of squares, diamond method, and factor by grouping — is the foundation for simplifying all rational expressions.
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Feynman technique
Learn with the Feynman Technique
Explain each idea in your own words in handwriting, then upload a photo for AI critique. Two attempts per question — there's no "right" answer, only depth of understanding.