Question 3 [11 marks] (sin :3)\": if 0

Question 3 Let f (x) = [11 marks] (sin x)sinr lim (sin x) sm r lim (sin if x = 0, In this question, give your answers in simplified exact form. (i) Find f (O) and f (ii) Find the open intervals on which f is increasing. (iii) Find the open intervals on which f is decreasing. (iv) Find the coordinates of the absolute maximum and minimum points of f on the interval