04:10duration 4 minutes 10 seconds

Word problem involving the maximum or minimum of…

Word problem involving the maximum or minimum of a quadratic function

This video explains the situation we are trying to minimize or maximize and the role of the input and output variables. Then the process of finding the location and value of the requested amount is…

03:45duration 3 minutes 45 seconds

Interpreting the graphs of two functions

Demonstates how to interpret a graph of a system of functions so that common questions that someone might have can be answered.

02:01duration 2 minutes 1 second

Finding the total cost including tax or markup

Uses the technique of adding the percentages fiirst before multiplying so that the answer is immediate.