Common Core State Standards for Math
HSA-SSE.A.2
6b9cc50c-d7cc-11e8-824f-0242ac160002 6b9cca4c-d7cc-11e8-824f-0242ac160002 6b9a3dea-d7cc-11e8-824f-0242ac160002 HSA-SSE.A HSA-SSE.A.2
Use the structure of an expression to identify ways to rewrite it. <em>For example, see x<sup>4</sup> — y<sup>4</sup> as (x²)² — (y²)², thus recognizing it as a difference of squares that can be factored as (x² — y²)(x² + y²).</em>
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