CCSS.Math.Content.HSA.SSE.A.2 - Objective

Use the structure of an expression to identify ways to rewrite it. For example, see x^4 – y^4 as (x^2)^2 – (y^2)^2, thus recognizing it as a difference of squares that can be factored as (x^2 – y^2)(x^2 + y^2).

High School Algebra · Common Core State Standards · Common Core 2010