Determine the amplitude A, period T and mean value of the following functions, and sketch one cycle of their graph. a) f(x) = sin(2x) b) f(x) = 3 sin(2x) c) f(x) = 2 sin(x) - 1 (-) (7) d) f(x) = cos e) f(x) = e cos f) f(x) = -6 cos (4x) - 3 g) f(x) = tan I h) f(x) = -tan (-2) i) f(x) = -tan I NIE +7