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Consider the function f (x) = 4 (cos (x - " ) + 1 ) . Determine its amplitude, period, and midline. Enter the exact answers. For the number 7, either choose 7 from the bar at the top or type in Pi (with a capital P). Ampliude: A = Number Period: P = Midline: y = Number Show your work and explain, in your own words, how you arrived at your answers. Answers with no relevant explanations may receive reduced or no credit