please show work im having trouble figuring out how to get the discounting factor and PV

Problem 13-9 IRR (LG13-4) Compute the IRR static for Project E. The appropriate cost of capital is 8 percent. (Do not round Intermediate calculations and round your final answer to 2 decimal places.) ebook Hint Project E Timet Cash flow -$1,600 $598 $668 $648 $420 5220 erences IRR Should the project be accepted or rejected? accepted rejected