Unless otherwise specified, the domain of a function f is assumed to be the set of all real numbers x for which f (2) is a real number. Let f be the function defined by f (x) = cos(x). (a) Approximate the definite integral f(x) dx using a midpoint Riemann sum with the subintervals (1,1.6), (1.6, 2), and [2,3]. Show the work that leads to your answer. 1 1 Upload files (PDF, JPG, GIF, PNG, TXT, Word, Excel, Powerpoint, file formats supported) 0/2 File Limit (b) Approximate the definite integral / f (2) dx using a trapezoidal sum with the subintervals (1.1.6. (1.6, 2. and 2,3]. Show the work that leads to your answer. t Upload files x and f" (a) Suva! - oy. Would a trapezoidal sum approximation for f(t) da overestimate or underestimate the value of f (2) dc ? Give a (c) It is known that f'(x) = - reason for your answer. 1 Upload files (PDF, JPG, GIF, PNG, TXT, Word, Excel, Powerpoint, file formats supported) 0/2 File Limit c) dx as the limit of a right Riemann sum with n subintervals of equal length 1 Upload files (PDF, JPG, GIF, PNG, TXT, Word, Excel, Powerpoint, file formats supported)