Name the function of the graph below: -T/5 -4- 3- 2 0 --1- --2- --3- -4 f(t) = 3 cos (5πt) f(t) = 5 sin (3t) f(t) = -5cos (3t) f(t) = -3 sin (5t) T/5 2T/5 3 r/5 4T/5 T

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A: indin

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