Antiderivative Facts Constant Functions | k - Axe C Powers of . Not Cipel fideably+ c Exponential Functions ( e'dce' + C Thig Functions f con plet = ( x)+ C [ sin( x)tx - -cos(x) + C [ see * (x )tx . tan( 1) + C see( x) tank( X)its = see(x) + C [ ese(x) com(x)edx = -esc(x) + C Inverse Trig Functions: I pay che - aretan(r) + c j edx = arcsin(x) + C * = aresec(1) + C You know that f(x) - g(x) + 2 and that / f(t) at = 32. You also know that f(12) = 3 and f(20) = 5. The region ' is bounded by the curves y = f(x), y = g(x), x = 12 and x = 20. The area of & is: f' (=) dx = 4+ f(I)