Your points of intersection will be (1,1) and (2, 1/2). Split the area into two parts: the part of the area left and the part right of the line . On the left, your 'top' function will be y=x and your 'bottom' function will be y=x/4. On the right, y=1/x is the top and y=x/4 is the bottom. Therefore, your area will be