Consider a linear time-invariant discrete-time system for which the input x[n] and output y[n] are related by
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Consider a linear time-invariant discrete-time system for which the input x[n] and output y[n] are related by the second-order difference equation
y[n ? 1] + 1/3 y[n ? 2] = x[n].
?From the following list, choose two possible impulse responses for the system:
Transcribed Image Text:
(a) (-})"* u[n+ 1] (b) 37+lu[n + 1] (c) 3(-3)"+2u[-n - 2] (d) (-})" ul-n - 2) (e) (-)"* ul-n - 2] () ()"* uln + 1] (g) (-3)"+u[n] (h) n/u[n] n+1
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Related Book For
Discrete Time Signal Processing
ISBN: 978-0137549207
2nd Edition
Authors: Alan V. Oppenheim, Rolan W. Schafer
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