d. (10pt) Let X1, X2, ..., X8 be a random sample from Uniform, where u and o > 0 are the unknown parameters. Find the MLE of I and a based on the 8 observations: X1=2.88,X2=-4.04,X3=-3.26,X4=-3.57, X5=-0.09,X6=0.25,X7=-2.58,X8=4.59.