Open and close curtains across an algebraic expression to identify one or more parts as a single entity.
[i]Answer these open ended questions on your own or with others to form deeper math connections. [/i]
One student calls the expression [math]3x+7b[/math] a sum of two products. Her friend calls the expression two terms with two factors. Who is correct?
How else could this expression [math]3x+7b[/math] be described?