1. Solve (In x)2 = In x2.
2. Use a graphing utility to compare the graph of each function with the graph of y = ln x.
(a) y1 = x - 1
(b) y2 = (x - 1) - ½(x - 1)2
(c) y3 = (x - 1) - ½(x - 1)2 + 1/3(x - 1)3