n x(n) Given is a signal x(n) in tabular format: -2 0 -1 1 0 -1...

    

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n x(n) Given is a signal x(n) in tabular format: -2 0 -1 1 0 -1 1 2 2 0 3 0 Assume x(n) is 0 for other values of n not specified in the table. a) Sketch the signal y(n)=x(-n) (and write its values in tabular or some other format) b) Sketch the signal z(n)=y(n-k) when k= -2 (and write its values in tabular or some other format) c) Sketch the signal v(n)=x(n-k) when k=-2 (and write its values in tabular or some other format) d) Sketch the signal w(n)=v(-n) (and write its values in tabular or some other format) e) Given the examples above, observe what the combination a) and b) represents as opposed to the combination of c) and d), and then comment whether operations of folding and time-shift are commutative? f) repeat b)-d) for k=1 n x(n) Given is a signal x(n) in tabular format: -2 0 -1 1 0 -1 1 2 2 0 3 0 Assume x(n) is 0 for other values of n not specified in the table. a) Sketch the signal y(n)=x(-n) (and write its values in tabular or some other format) b) Sketch the signal z(n)=y(n-k) when k= -2 (and write its values in tabular or some other format) c) Sketch the signal v(n)=x(n-k) when k=-2 (and write its values in tabular or some other format) d) Sketch the signal w(n)=v(-n) (and write its values in tabular or some other format) e) Given the examples above, observe what the combination a) and b) represents as opposed to the combination of c) and d), and then comment whether operations of folding and time-shift are commutative? f) repeat b)-d) for k=1