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 ...

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 ...

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 ...

Math fans can now spin, zoom, and explore complex equations in full 3D right on their iPad with iPadOS 26. Here's what it looks like. With iPadOS 26, Apple is introducing interactive 3D graphing in ...

Golden, Colorado: 15 October 2018 – Golden Software, a developer of affordable software for data visualization and analysis, has released Grapher Preview, an application that allows users of the ...

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 ...