MathGraph is an awesome iPad app for exploring graphs. It can be used to investigate the relationship between equations of functions and their graphs. For example, in the equation of the form , students would be able to discover that determines the appearance and steepness of the graph, while is where the graph crosses the y-axis.
MathGraph includes a variety of graphs to explore: line, circle, ellipse, parabola, hyperbola, polynomial, absolute value, exponential, logarithmic (base 10), and logarithmic (base e). » Read more