Consider the function f (as) = 2 (cos (a: 5%) + 2) . Determine its amplitude, period, Enter the exact answers. For the number 7r, either choose at from the bar at the top or type in Pi (with a capital P). Ampliude: A = 2 Period: P = 2Pi a [:1 Midline: y = Number Show your work and explain, in your own words, how you arrived at your answers