. The function f dened on [0,6] has graph which is a broken line with 6 vertices (0,0), (1,1), (4,1) and (6,0). Compute the integral / f(:c) die\". 0 'rT/3 . Show that / Sin4 a" (13; S 37r/16. 0 . Show that f (In $)5 dry