plz answer with full process

Solve the questions below by using numbers with 4 decimal places, but give your answer with exactly two decimal places (rounding up to two decimal places). d) Given n = 90 observations from the model with 221-921 y? = 132.89, determine the value of the MLE of 6': 6 = and the value of the MLE of ,u = 1/6: A M