Interested in the formula and seeing the math, not excel formula

4. Pet World is considering a project that has the following cash flow data. What is the project's IRR? Note that a project's IRR can be less than the cost of capital (and even negative), in which case it will be rejected. Year Cash flows 9,500 $2,000 $2,025 $2,050 $2,075 $2,100 0 2 4