Using the commutative and associative properties to prove that for two concatenated LTID systems hi[n] and hz[n], we can switch their order without changing the overall system. i.e., h2[n] hi[n] is equivalent to hz[n] hi[n]

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Please don't use the Z transform 

Using the commutative and associative properties to prove that for two concatenated LTID systems hi[n]
and hz[n], we can switch their order without changing the overall system. i.e.,
h2[n]
hi[n]
is equivalent to
hz[n]
hi[n]
Transcribed Image Text:Using the commutative and associative properties to prove that for two concatenated LTID systems hi[n] and hz[n], we can switch their order without changing the overall system. i.e., h2[n] hi[n] is equivalent to hz[n] hi[n]
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