Inequalities that use < or > symbols are plotted with a dashed line to show that the line is not included in the region. Inequalities that use ≤ or ≥ symbols are plotted with a solid line to show that ...

Show values that satisfy an inequality on a set of axes by drawing the line of the corresponding equation and shading the area specified in a question. Include a dashed line for inequalities where the ...

“Inequality is bad for economic growth and bad for poverty reduction. In the past researchers were not able to exactly quantify the effect of inequality in the context of economic shocks. This graph ...

The trichotomy property and order relation symbols show the Cartesian plane divided into three regions, as students connect tabular and graphical representations of functions.

This graph tells you that the richest 1 percent has captured more than half of income growth during periods of economic expansion in the 21st century. If more people knew that, would they support ...

Here's the story of income inequality in America over the past 40 years. Hover over each line to identify household income, and click through to see the percentage growth over the past 40 years. The ...

Since World War II, inequality in the U.S. has gone through two, dramatically different phases. In the first phase, known as the great compression, inequality fell. Incomes rose for people in the ...

The Smarter Balanced test group announced today that it has partnered with Desmos, a company that created a free online graphing calculator that is giving Texas Instruments a run for its money. As of ...