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Characterise the systems below as linear/non-linear, causal/non-causal, and time invariant/time varying: (i) yn = ax3n−2 (ii) yn = yn−1 + 6xn−2 (iii) yn = yn−1 − xn+5 + xn−5 (iv) yn =xn xn−3yn−2 (v) yn = xn − cos π 2 n  ?

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Question added by PAPPU MAJUMDER , Microsoft Business intelligence (MSBI) , Equifax
Date Posted: 2016/03/11

 système linear et causal et time varient

nice question ,

option number: III