For the function f (x) = -3sin (ac - determine its amplitude and period, and then graph it for two periods. 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). Amplitude: A = Number va a sin (a) ? Period: P = Using your answers for the amplitude and period, select the correct graph of the function f (x) = -3sin (x - 36 V 4 X 3 1 2 1 O -21 3 1 2 -2 4 -6 6 y 4 2 X 2 1 O -2x 3 x 2 - 4 -66 y 4 x 3 A 4 O 3 1 4 -2 -4 6 6 y 4 21 WJ O rola O 3 1 4 -2 -4 6Show your work and explain, in your own words, how you arrived at your answers. Explain how you used your answers for the amplitutde and period in selecting your graph. Answers with no relevant explanations may receive reduced or no credit