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(Solved): Sketch the following signals. For each signal, specify if it is causal/non-causal, periodic/non-per ...
Sketch the following signals. For each signal, specify if it is causal/non-causal, periodic/non-periodic, odd/even. If the signal is periodic, specify its period. a) x(t)=2sin(2?t) b) x(t)={3e?2t,0,?t?0t<0? c) x(t)=?t?1? d) x[n]={0.5?n,0,?n?0n>0?