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Published byTodd Hawkins Modified over 6 years ago

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**Factoring and Solving Polynomial Equations (Day 1)**

Algebra 2: Section 6.4 Factoring and Solving Polynomial Equations (Day 1)

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**Review of Factoring Factor out GCF if present**

Decide on what type of factoring based on the # of terms 2 Terms: Difference of Squares Difference or Sum of Cubes 3 Terms: Trial and Error Perfect Square Trinomial 4 Terms: Grouping

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Factoring Quadratics Common Factor: 4x

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**Two # that multiply to get -21 and add up when foiled to get +11**

Factoring Quadratics Two # that multiply to get -21 and add up when foiled to get +11

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**Perfect Square Trinomial**

Factoring Quadratics Perfect Square Trinomial

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**Sum and Difference of Cubes**

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**Rewrite as sum of cubes (Changed order, standard)**

Examples Rewrite as sum of cubes (Changed order, standard)

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**Factoring by Grouping (used when there are 4 terms)**

Factor common factor out of first two terms and factor another common factor out of last two terms (may need to rearrange) Factor common binomial out of each ‘term’

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Examples Parentheses should be the same! Difference of two squares

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Examples

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**Difference of two squares**

Examples Difference of two squares

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Homework P.349 #34-58 evens

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