7. The graphs of f(x) = xln(x) and g(x) = sin(x) are shown below. (0,0) y = x In(x) y=sin(x) (1,0) (a) Using Integration by Parts, evaluate ter In(r) dr. Show your work clearly. 0] 5] (b) Show that the area of the region bounded below by f(x) and above by g(x) is 1 2 T