Exercises 27 42 Graph y f x by hand by first plotting points to determine the shape of the graph 27 f x 3 28 f x 2 29 f x 2x 30 f x x 1 31 f x 4 x 32 f x 3 2x 33 f x x 2 34 f x 2 2x 35 f x x 1