1. For y''-xy'-y=0 about x0=1 find the first four non-zero terms of two linearly independent solutions y1 (x) and y2 (x) .
2. For x2y" xy' +[x2-(1/9)]y=0
a. Show that x = 0 is a regular singular point.
b. Find two linearly independent solutions about this point using the Frobenius Method.