Learn how to expand product of two linear algebraic expressions with two terms each in brackets.[br]Use the above applet to visualize how you can do expansion by thinking in terms of lengths and widths of rectangles.

Reflection :[br]Can you summarize and say in your own words, how to expand the product of two algebraic expressions [br](two terms each in brackets)?[br]Are you able to expand products of more than two algebraic expressions, and each of more than two terms?