You don't have to launch Excel when you need to view data relationships graphically. Microsoft Word contains tools to produce colorful, professional looking graphs. A general Area chart that has ...

Curved graphs can be used to solve equations. The points at which the curve crosses a particular line on the graph are the solutions to the equation. If we want to solve the equation ...

Learn to create a yield curve in Excel and understand its implications for interest rate forecasting. Follow our simple guide to plot your own financial data.

\(y = x^2 + a\) represents a translation parallel to the \(y\)-axis of the graph of \(y = x^2\). If \(a\) is positive, the graph translates upwards. If \(a\) is negative, the graph translates ...

Sufficient conditions are obtained for a function harmonic in the disk and continuous at a boundary point to have a level curve emanating from the boundary point into the disk. The one-sided ...