2x21 1. Consider the function f (x) = W with derivatives ' 2 4x H _ 81 2 f (x) W and f (I) (x _ 1).} Sketch the graph of f (x) stating: i) intercepts ii) domain iii) asymptotes (justify using limits) iv) intervals on which the graph is increasing or decreasing and classify an}.r local extrema v) intervals on which the graph is concave up or concave down and determine an};r inection points vi) provide a neat, labelled graph