You may periodically run into situations where properly formatting an equation would be a nice touch to your writing. Grapher is a great way to insert equations into various documents. Topher, an avid ...

Plotting a graph takes time. Often mathematicians just want to know the key features. These are: shape, location and some key points (such as where the graph crosses the axes or turning points).

All quadratic functions have the same type of curved graphs with a line of symmetry. The graph of the quadratic function \(y = ax^2 + bx + c\) is a smooth curve with one turning point. The turning ...