The first use of the modern algebraic sign – appears in a German algebra manuscript from 1481 that was found in the Dresden Library. In a Latin manuscript from the same period (also in the ...

Understanding terms and expressions. In algebra, letters are used when numbers are not known. Algebraic terms, such as \(2s\) or \(8y\), leave the multiplication signs out.. So rather than \(2 ...

GeekDad has a nice review of this app for the iPad called Algebra Touch. Essentially, the app lets you manipulate equations just like they did in the Mechanical Universe videos (these are online ...