In this video series I show you how to graph linear inequalities. When graphing linear inequalities we now have to account for two variables. We graph linear inequalities using the same process as ...

👉 Learn how to write the inequality given a graph on a number line. To do this we will need to know the difference between open and closed points as well as what it means for a value to be less than ...

One of my favorite demos at Disrupt NYC was from an education startup called Desmos that is reinventing the whiteboard to make it browser-based and interactive (watch their Disrupt video below). One ...

In 1950 Edward Nelson, then a student at the University of Chicago, asked the kind of deceptively simple question that can give mathematicians fits for decades. Imagine, he said, a graph — a ...

Graphing calculators are a mainstay of both high school and college-level math and science courses. Most of us have had, or will have, experience working with either a Casio or a Texas Instruments ...