Images, graphs, and tables are wonderful ways to communicate information quickly and effectively to an audience. However, they must be presented and organized correctly to be useful. All images, ...

Microsoft Office's Excel application allows users to store, model and manipulate data sets. Excel spreadsheets organize this data into worksheets, each with a number of rows and columns. Each row or ...

Pivot tables have long been the standard tool for summarizing and analyzing data in Excel, and they work well for many tasks. But if you've ever found yourself clicking through multiple menus just to ...

All quadratic functions have the same type of curved graphs with a line of symmetry. The graph of the quadratic function \(y = ax^2 + bx + c \) has a minimum turning point when \(a \textgreater 0 \) ...

second edition of this book differs from the first in many respects. The number of pages has been increased from 188 to 348, and the explanatory matter is now in both German and English. There are now ...