The following input-output pairs have been observed during the operation of various system, determine their frequency response if each of the above system is LTI.

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7, (a) xin) = (" v(n) = (})" y(n) = ("utn) T: (b) x (2) = run) (c) x(n) = (d) x() = e7.utn) (e) v(n) + N) ytn) = 3e 3 Sata. v(n) = N1 = N2. N. N: prime --- l'(1) = vtn + N)