Begin to find solutions for quadratic equations, starting with the FOIL technique in reverse to find the binomial factor... (more)
Begin to find solutions for quadratic equations, starting with the FOIL technique in reverse to find the binomial factors of a quadratic trinomial (a binomial expression consists of two terms, a trinomial of three). Professor Sellers explains the tricks of factoring such expressions, which is a process almost like solving a mystery. (less)