Factoring Quadratics: GCF, Grouping, Difference of 2 Squares

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What is the Greatest Common Factor (GCF)?

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The GCF of two or more terms is the largest factor that divides all the terms without leaving a remainder.

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What is the formula for factoring a difference of squares?

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What is the first step in factoring by grouping?

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Group the terms into pairs and factor out the common factor from each pair.

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What does it mean to factor an expression?

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Factoring an expression means to rewrite it as a product of its factors.

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What is the significance of the GCF in factoring?

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The GCF helps simplify expressions and is often the first step in factoring polynomials.