Let f(x)=x3−6x2+11x−6.
(i) Determine the y-intercept of the graph of f.
(ii) Find all the x-intercepts of the graph of f.
(iii) Using the intercepts obtained in parts (i) and (ii), sketch a neat graph of f(x) on the interval −1≤x≤5, clearly labelling each intercept with its exact coordinates.