Graph it as a dashed line to help you visualize the way each point in your graph is reflected over this line. Note that this line passes through the origin (0,0) of the graph and has a slope of 1.

A. The first way to solve an inverse function is to graph it by hand or on your graphing calculator. To graph by hand, plot the original function and then reflect its coordinates over the line y = x.

A. The first way to solve an inverse function is to graph it by hand or on your graphing calculator. To graph by hand, plot the original function and then reflect its coordinates over the line y = x.

GCSE Graphs - WJEC Direct and inverse proportion Graphs can be used to present data clearly and as a tool to aid calculations in the form of conversion graphs and travel graphs.