This video helps to understand the rule of reversing an inequality symbol with multiplying or dividing by a negative.
This video explains how to perform the pivot operation when using the simplex method to maximize an objective function.
This video provides 4 examples of how to write basic functions from applications.
The video provides an explanation of a practice SAT math question involving numbers and operations. View or download the practice questions at http://www.ck12.org.
This video explains how to determine the inverse of a function when the original function is given in the form of a table.
This video explains how to write a matrix as a product of elementary matrices.
This video defines elementary matrices and then provides several examples of determining if a given matrix is an elementary matrix.