Show all work such as formulas. If it can be use in excel, then show excel formula. Thank you

3. (Internal Rate of Return) Calculate the project's internal rate of return. a. An initial cash outflow of $6,235 and a free cash flow of $7,125 in 5 years. b. An initial cash outflow of $6,235 and a free cash flow of $7,125 in 3 years c. An initial cash outflow of $6,235 and a free cash flow of $7,125 in 10 years d. An initial cash outflow of $6,235 and a free cash flow of $1,125 at the end of the next 5 years e. An initial cash outflow of $6,235 and a free cash flow of S1,125 at the end of the next 3 years, followed by $1,025 at the end of 5 years. 5 and a free cash flow of $1,125 at the end of the next 3 years, followed by $1,025 at the end of 5 years. g. An initial cash outflow of $6,235 followed by $1,025 at the end of 2 years and a free cash now of s1,125 at the end of the next 3 years