Internal rate of return graphical method
In short, IRR can be examined in both a written or calculation format. As you can see, the graph is a smooth curve, which crosses the x-axis. to be able to explain the advantages and disadvantages of the IRR method of project appraisal. Showing the position of the IRR on the graph of. ( is labelled 'i' in the graph) In this case, numerical methods or graphical methods must be used. Example.