Figure shows the signal flow graph for a causal discrete-time LTI system. Branches without gains explicitly indicated

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Figure shows the signal flow graph for a causal discrete-time LTI system. Branches without gains explicitly indicated have a gain of unity.

(a) Determine h[1], the impulse response at n = 1.

(b) Determine the difference equation relating x[n] and y [n].

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Discrete Time Signal Processing

ISBN: 978-0137549207

2nd Edition

Authors: Alan V. Oppenheim, Rolan W. Schafer

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