Consider I = (3 - [x[) dx. a) Use a geometric area formula to find the value of I. b) Use Riemann sums with right-hand endpoints to find the value of I. + Drag and drop an image or PDF file or click to browse... Q2 (1 point) Question Two [1 mark] Consider f(x) = tan (") where re 2. . Write down the following (no working needed); a) A limit of a Riemann sum with n rectangles that expresses the signed area between f(r) and the r-axis, using midpoints. b) An integral representing the signed area between f(r) and the z-axis