Find the area of the region bounded by the graph of f and the x-axis on the given interval! f(x) = 4 (x - 1) on [ - 1,2] The area is (Simplify your answer.)Evaluate the following integral using the Fundamental Theorem of Calculus (sin (x) + cos (x)) dx 0 (sin (x) + cos (x)) dx = 0 (Simplify your answer. Type an exact answer, using radicals as needed.)