Algebra 1.5-Multiplying Polynomials

This is an Algebra 1.5 video (sort of in between Algebra 1 and Algebra 2). It teaches:
Multiplying a constant and a linear monomial
Product rule with positive exponents: Multivariate
Multiplying a univariate polynomial by a monomial with a positive coefficient
Multiplying a multivariate polynomial by a monomial
Multiplying binomials with leading coefficients greater than 1
Multiplying binomials in two variables
Squaring a binomial: Multivariate
Multiplication involving binomials and trinomials in one variable