Khan Academy: Algebra: Multiplying Polynomials

Sal completes a practice problem to reinforce and apply the concepts learned in previous Khan videos on multiplying polynomials. This would be a great practice problem to do with your students.

Video demonstrates how to use the FOIL method to multiply two binomials and shows that it is the same as just applying the distributive property. Practice problems available. [4:32]

Video shows how to use polynomial multiplication to find the volume of a cylinder of given dimensions. The problem requires multiplying a binomial and a trinomial. [4:19]

Video demonstrates how to identify the greatest common factor of a polynomial and use it to factor a given binomial. [5:28]

Video demonstrates how to use polynomial multiplication to write a polynomial expression that represents the total area of a glass door. The problem requires multiplication of binomials. [4:48]

Video demonstrates how to use the distributive property to multiply a monomial with a polynomial. [2:43]

Video shows examples of multiplying and dividing rational expressions. Includes adding restrictions to the simplified answer. [9:19]

Video lesson involving multiplying two rational expressions, simplifying the result and then stating the domain of the expression. [3:38]

Video lesson on multiplying rational expressions and simplifying the result by factoring the difference of squares. Includes stating the domain of the expression. [4:52]

Video demonstrates how to multiply two polynomials when each polynomial contains one variable term and one radical (constant) term. [6:03]