Inverse of a function can be best understood as its reflection along the line y =x. Click on the navigation arrow (till step 8) to get the line y=x and a point on the function whose inverse needs to be obtained. Drag point P and observe the trace left by P'/ What do you think this trace represent? Click for step 10 to get input box where you can type in any other function and do the same.[color=#1551b5][/color]