An investment project has only the following cash flows: initial cash outflow is $2,000,000; cash flow from year 1 through year 8 is $400,000 each (i.e. cash inflow in year 1 400,000, cash inflow in year 2 is 400,000. etc) Using IRR, should the project be accepted if the required rate of return is 12% ? what if the required rate of return is 10%?