Associative: We call a law of composition is associative iff $\forall a,b,c\in S,(ab)c=a(bc)$. (Associative law) Commutative: We call a law of composition is commutative iff $\forall a,b\in S,ab=ba$. ...

In math, Algebra 1 is a make-or-break course. The class is the gateway to high school math, and struggling to complete it can close off those higher-level pathways—and even jeopardize students’ ...

Algebra has long been a fundamental part of any high school math curriculum. In many places it's become a fundamental part of the middle school math curriculum, too. In recent years, more students ...