Question
Consider the function f(x)= x³ +48 / x is not equal to 0. (a) Calculate f(2). (b) Sketch the graph of the function y = f(x) for -5≤x≤5 and -200 ≤ y ≤ 200. (c) Find f'(x). (d) Find f'(2). (e) Write down the coordinates of the local maximum point on the graph of f. (f) Find the range of f. (g) Find the gradient of the t