Text: A natural cubic spline is a parabolically terminated cubic spline made up of segments x, 5x, and sx on [0,1], [1,2], and [2,3] respectively. It passes through the points (0,2), (1,3), and (2,5). If s(x) = 0, find s(x), 5x, and s(x) and the value of the spline when x = 3.