2. Function f is dened as follows: (x2)2+3 , Ox3 f(x)= x+1 , 35 x (a) Sketch the graph y = f(x). [2 marks] (b) The region R is bounded by the graph y =f(x). the yaxis, the lines x :2 and x : 8. Find the area of the region R. [3 marks] (c) Determine the set values of x such that f(x)