Polynomials
Alg 1 · Unit 9
Adding & Subtracting Polynomials
Combining like terms
Curriculum standard — Understand stage of the Thinking Ladder
Concept first
Adding & Subtracting Polynomials begins with meaning — what it is and why it holds — before any procedure. The structure comes first; computation follows.
Definition
Adding & Subtracting Polynomials
The precise meaning of this topic, stated in mathematical terms.
A plain-language restatement so the definition is understood, not just memorized.
Three pathways, one topic