High School · Seeing Structure in Expressions

CCSS.MATH.CONTENT.HSA.SSE.A.2

Use the structure of an expression to identify ways to rewrite it.

Read this standard on the official Common Core site

Lessons that teach this standard

• Factoring Quadratics

  How to factor a quadratic by finding a pair that multiplies to c and adds to b, when to pull out a common factor first, and how to spot the two special patterns.

• Multiplying Polynomials: The Box Method and FOIL

  How to multiply polynomials with the distributive property, why the box method never misses a term, where FOIL comes from, and the two special products to know.

• Factoring Polynomials: Cubes, Grouping and Quadratic Form

  Factor polynomials beyond quadratics: sums and differences of cubes, factoring by grouping, and polynomials in quadratic form, then use the factors to solve equations.