Ariel’s Washing Company is considering investment in a new machine. This investment would require an initial cash outlay of \($10\) million and would generate annual free cash inflows of \($3,000,000\) per year for the next 7 years. Calculate the investment’s MIRR given:

a. A required rate of return of 10 percent.

b. A required rate of return of 11 percent.

c. A required rate of return of 17 percent.